{"id":2895,"date":"2024-05-07T04:18:35","date_gmt":"2024-05-07T04:18:35","guid":{"rendered":"https:\/\/withcode.tech\/media\/?p=2895"},"modified":"2026-01-05T13:51:20","modified_gmt":"2026-01-05T13:51:20","slug":"php-basic-grammar","status":"publish","type":"post","link":"https:\/\/withcode.tech\/media\/php-basic-grammar\/","title":{"rendered":"\u3010WordPress\u5b66\u7fd2\u8005\u5fc5\u898b\uff01\u3011PHP\u57fa\u672c\u6587\u6cd5\u306e\u7dcf\u307e\u3068\u3081 : \u5b9f\u969b\u306e\u30b3\u30fc\u30c9\u3082\u8e0f\u307e\u3048\u3066\u8a73\u3057\u304f\u89e3\u8aac"},"content":{"rendered":"<div class=\"swell-block-balloon\"><div class=\"c-balloon -bln-left\" data-col=\"gray\"><div class=\"c-balloon__icon -square\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/withcode.tech\/media\/wp-content\/uploads\/2025\/06\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-06-15-14.40.37.jpg\" alt=\"\" class=\"c-balloon__iconImg\" width=\"80px\" height=\"80px\"><span class=\"c-balloon__iconName\">\u751f\u5f92<\/span><\/div><div class=\"c-balloon__body -speaking -border-none\"><div class=\"c-balloon__text\">\n<p><strong>\u30da\u30f3\u535a\u58eb\uff01WordPress\u3092\u89e6\u3063\u3066\u3044\u308b\u3068\u3001PHP\u306e\u30b3\u30fc\u30c9\u304c\u3088\u304f\u51fa\u3066\u304f\u308b\u3093\u3067\u3059\u304c\u3001\u6b63\u76f4\u57fa\u790e\u6587\u6cd5\u304b\u3089\u3088\u304f\u5206\u304b\u3089\u306a\u3044\u3067\u3059&#8230;<\/strong><\/p>\n<span class=\"c-balloon__shapes\"><span class=\"c-balloon__before\"><\/span><span class=\"c-balloon__after\"><\/span><\/span><\/div><\/div><\/div><\/div>\n\n<div class=\"swell-block-balloon\"><div class=\"c-balloon -bln-right\" data-col=\"gray\"><div class=\"c-balloon__icon -square\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/withcode.tech\/media\/wp-content\/uploads\/2025\/06\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-06-15-15.08.37.jpg\" alt=\"\" class=\"c-balloon__iconImg\" width=\"80px\" height=\"80px\"><span class=\"c-balloon__iconName\">\u30da\u30f3\u535a\u58eb<\/span><\/div><div class=\"c-balloon__body -speaking -border-none\"><div class=\"c-balloon__text\">\n<p><strong>\u307b\u3046\u3001\u826f\u3044\u3068\u3053\u308d\u306b\u6c17\u3065\u3044\u305f\u306a\u3002WordPress\u306fPHP\u3067\u52d5\u3044\u3066\u3044\u308b\u304b\u3089\u3001\u57fa\u672c\u3092\u7406\u89e3\u3057\u3066\u304a\u304f\u3068\u30c6\u30fc\u30de\u3084\u30d7\u30e9\u30b0\u30a4\u30f3\u3092\u81ea\u7531\u306b\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308b\u3093\u3058\u3083\u3002\u5b9f\u969b\u306e\u30b3\u30fc\u30c9\u4f8b\u3082\u4ea4\u3048\u3066\u89e3\u8aac\u3057\u3066\u3044\u3053\u3046\uff01<\/strong><\/p>\n<span class=\"c-balloon__shapes\"><span class=\"c-balloon__before\"><\/span><span class=\"c-balloon__after\"><\/span><\/span><\/div><\/div><\/div><\/div>\n\n<div class=\"swell-block-balloon\"><div class=\"c-balloon -bln-left\" data-col=\"gray\"><div class=\"c-balloon__icon -square\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/withcode.tech\/media\/wp-content\/uploads\/2025\/06\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-06-15-14.48.08.jpg\" alt=\"\" class=\"c-balloon__iconImg\" width=\"80px\" height=\"80px\"><span class=\"c-balloon__iconName\">\u751f\u5f92<\/span><\/div><div class=\"c-balloon__body -speaking -border-none\"><div class=\"c-balloon__text\">\n<p><strong>\u3042\u308a\u304c\u3068\u3046\u3054\u3056\u3044\u307e\u3059\uff01\u304a\u9858\u3044\u3057\u307e\u3059\uff01<\/strong><\/p>\n<span class=\"c-balloon__shapes\"><span class=\"c-balloon__before\"><\/span><span class=\"c-balloon__after\"><\/span><\/span><\/div><\/div><\/div><\/div>\n\n\n<p>PHP\u3092\u5b66\u7fd2\u3059\u308b\u306b\u3042\u305f\u308a\u3001\u57fa\u790e\u304c\u3044\u307e\u3044\u3061\u3088\u304f\u5206\u304b\u3089\u306a\u3044\u3068\u3044\u3046\u65b9\u3082\u3044\u308b\u306e\u3067\u306f\u306a\u3044\u3067\u3057\u3087\u3046\u304b\uff1f<\/p>\n\n\n\n<p>\u672c\u8a18\u4e8b\u3067\u306f\u3001PHP\u306e\u57fa\u672c\u6587\u6cd5\u3092\u5b9f\u969b\u306e\u30b3\u30fc\u30c9\u3092\u8e0f\u307e\u3048\u3066\u89e3\u8aac\u3057\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"is-style-icon_announce\">\u300c\u5b66\u7fd2\u2192\u53ce\u5165\u300d\u306b\u3064\u306a\u3052\u305f\u53d7\u8b1b\u751f\u306e\u30ea\u30a2\u30eb\u306a\u4f53\u9a13\u8ac7\u3082\u516c\u958b\u4e2d\uff01<br>\u50cd\u304d\u65b9\u3092\u5909\u3048\u305f\u3044\u65b9\u306b\u3082\u97ff\u304f\u30b9\u30c8\u30fc\u30ea\u30fc\u3067\u3059\u3002<\/p>\n\n\n\n<p class=\"is-style-icon_info\"><strong>\u6a4b\u672c\u3055\u3093<\/strong><br>\u5927\u5b66\u5728\u5b66\u4e2d\u306b\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u306b\u51fa\u4f1a\u3044\u3001\u6700\u521d\u306f\u72ec\u5b66\u3067\u5b66\u3076\u3082\u9650\u754c\u3092\u611f\u3058\u3001WithCode\u3092\u53d7\u8b1b\u3055\u308c\u307e\u3057\u305f\u3002\u77ed\u671f\u96c6\u4e2d\u30ab\u30ea\u30ad\u30e5\u30e9\u30e0\u3067\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u5b66\u7fd2\u306b\u6253\u3061\u8fbc\u3093\u3060\u7d50\u679c\u3001\u898b\u4e8b\u5352\u696d\u30c6\u30b9\u30c8\u306b\u5408\u683c\u3057\u3001\u6848\u4ef6\u3082\u7372\u5f97\u3002\u73fe\u5728\u306fIT\u30a8\u30f3\u30b8\u30cb\u30a2\u306b\u5411\u3051\u3066\u5c31\u8077\u6d3b\u8e8d\u4e2d\u3067\u3059<\/p>\n\n\n\n<p>\u8a73\u3057\u304f\u306f<a href=\"https:\/\/withcode.tech\/media\/interview_2\/\" title=\"\u3010\u5b66\u751f\u3055\u3093\u5fc5\u898b\u3011\u5927\u5b66\u751f\u306a\u304c\u3089\u6848\u4ef6\u3092\u5b8c\u8d70\uff01\u6848\u4ef6\u3092\u7d4c\u9a13\u3057\u305f\u5f8c\u306e\u6d3b\u52d5\u72b6\u6cc1\u3082\u304a\u805e\u304d\u3057\u307e\u3057\u305f\uff01\">\u3053\u3061\u3089\u306e\u8a18\u4e8b<\/a>\u3092\u3054\u89a7\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n<div class=\"swell-block-postLink\">\t\t\t<div class=\"p-blogCard -internal\" data-type=\"type1\" data-onclick=\"clickLink\">\n\t\t\t\t<div class=\"p-blogCard__inner\">\n\t\t\t\t\t<span class=\"p-blogCard__caption\">\u3042\u308f\u305b\u3066\u8aad\u307f\u305f\u3044<\/span>\n\t\t\t\t\t<div class=\"p-blogCard__thumb c-postThumb\"><figure class=\"c-postThumb__figure\"><img decoding=\"async\" src=\"https:\/\/withcode.tech\/media\/wp-content\/uploads\/2024\/02\/\u30a4\u30f3\u30bf\u30d3\u30e5\u30fc-2-1-300x169.png\" alt=\"\" class=\"c-postThumb__img u-obf-cover\" width=\"320\" height=\"180\"><\/figure><\/div>\t\t\t\t\t<div class=\"p-blogCard__body\">\n\t\t\t\t\t\t<a class=\"p-blogCard__title\" href=\"https:\/\/withcode.tech\/media\/interview_2\/\">\u3010\u5b66\u751f\u3055\u3093\u5fc5\u898b\u3011\u5927\u5b66\u751f\u306a\u304c\u3089\u6848\u4ef6\u3092\u5b8c\u8d70\uff01\u6848\u4ef6\u3092\u7d4c\u9a13\u3057\u305f\u5f8c\u306e\u6d3b\u52d5\u72b6\u6cc1\u3082\u304a\u805e\u304d\u3057\u307e\u3057\u305f\uff01<\/a>\n\t\t\t\t\t\t<span class=\"p-blogCard__excerpt\">\u30da\u30f3\u535a\u58eb\uff01\u5927\u5b66\u751f\u306a\u304c\u3089\u6848\u4ef6\u3092\u3053\u306a\u3057\u305f\u65b9\u304c\u3044\u308b\u3063\u3066\u805e\u3044\u305f\u3093\u3067\u3059\u3051\u3069\u672c\u5f53\u3067\u3059\u304b\uff1f \u3046\u3080\u3001\u672c\u5f53\u3058\u3083\u3002\u308f\u3057\u304c\u904b\u55b6\u3057\u3066\u304a\u308b\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u30b9\u30af\u30fc\u30eb\u306e\u53d7\u8b1b\u751f\u3058\u3083\u3002\u305d\u3057\u3066\u3001\u305d&#8230;<\/span>\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t<\/div>\n\n\n<p class=\"has-text-align-left is-style-balloon_box2\"><strong>\u6a4b\u672c\u3055\u3093\u306e\u4e3b\u306a\u5236\u4f5c\u5b9f\u7e3e\u306f\u3053\u3061\u3089<\/strong><\/p>\n\n\n<div class=\"swell-block-postLink\">\t\t\t<div class=\"p-blogCard -external\" data-type=\"type3\" data-onclick=\"clickLink\">\n\t\t\t\t<div class=\"p-blogCard__inner\">\n\t\t\t\t\t<span class=\"p-blogCard__caption\">\u5275\u696d\u6642\u306e\u65b0\u898fHP\u5236\u4f5c<\/span>\n\t\t\t\t\t<div class=\"p-blogCard__thumb c-postThumb\"><figure class=\"c-postThumb__figure\"><img decoding=\"async\" src=\"https:\/\/withcode.tech\/media\/wp-content\/uploads\/2024\/07\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-07-01-16.14.04.jpg\" alt=\"\" class=\"c-postThumb__img u-obf-cover\" width=\"320\" height=\"180\"><\/figure><\/div>\t\t\t\t\t<div class=\"p-blogCard__body\">\n\t\t\t\t\t\t<a class=\"p-blogCard__title\" href=\"https:\/\/withcode.tech\/works\/hado\/\" target=\"_blank\" rel=\"noopener noreferrer\">\u682a\u5f0f\u4f1a\u793ehado \u69d8<\/a>\n\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t<\/div>\n\n\n<h2 class=\"wp-block-heading\"><strong>PHP\u306e\u57fa\u790e\u6982\u5ff5<\/strong><\/h2>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"alignleft size-full\"><img decoding=\"async\" width=\"886\" height=\"634\" src=\"https:\/\/withcode.tech\/media\/wp-content\/uploads\/2024\/05\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2024-12-24-16.02.38.png\" alt=\"\" class=\"wp-image-7781\" srcset=\"https:\/\/withcode.tech\/media\/wp-content\/uploads\/2024\/05\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2024-12-24-16.02.38.png 886w, https:\/\/withcode.tech\/media\/wp-content\/uploads\/2024\/05\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2024-12-24-16.02.38-768x550.png 768w\" sizes=\"(max-width: 886px) 100vw, 886px\" \/><\/figure>\n<\/div>\n\n\n<h3 class=\"wp-block-heading\"><strong>PHP\u3068\u306f\u4f55\u304b\uff1f<\/strong><\/h3>\n\n\n\n<p>PHP\u306f\u300cHypertext Preprocessor\u300d\u306e\u7565\u3067\u3001<span class=\"swl-marker mark_yellow\"><strong>\u30b5\u30fc\u30d0\u30fc\u30b5\u30a4\u30c9\u3067\u5b9f\u884c\u3055\u308c\u308b\u30b9\u30af\u30ea\u30d7\u30c8\u8a00\u8a9e<\/strong><\/span>\u3067\u3059\u3002Web\u958b\u767a\u3092\u4e3b\u306a\u76ee\u7684\u3068\u3057\u3066\u304a\u308a\u3001\u305d\u306e\u67d4\u8edf\u6027\u304b\u3089\u591a\u304f\u306eWeb\u30b5\u30a4\u30c8\u3084\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u63a1\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002PHP\u3092\u5b66\u3076\u3053\u3068\u306f\u3001\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u306e\u57fa\u672c\u304b\u3089\u8907\u96d1\u306aWeb\u30b5\u30fc\u30d3\u30b9\u306e\u958b\u767a\u3001Wordpress\u306b\u3088\u308b\u8907\u96d1\u306a\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u307e\u3067\u5e45\u5e83\u3044\u6280\u8853\u3092\u7fd2\u5f97\u3059\u308b\u305f\u3081\u306e\u5165\u9580\u3068\u3082\u8a00\u3048\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>PHP\u306e\u4f7f\u7528\u4f8b\u53ca\u3073\u7279\u6027<\/strong><\/h3>\n\n\n\n<p>PHP\u306fFacebook\u3084Wordpress\u306a\u3069\u3001\u4e16\u754c\u4e2d\u306e\u6709\u540d\u306aWeb\u30b5\u30fc\u30d3\u30b9\u306b\u5229\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002PHP\u306e\u7279\u6027\u3068\u3057\u3066\u306f\u3001HTML\u306e\u30b3\u30fc\u30c9\u5185\u306b\u76f4\u63a5\u8a18\u8ff0\u53ef\u80fd\u3067\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3068\u306e\u9023\u643a\u304c\u5bb9\u6613\u306a\u70b9\u304c\u6319\u3052\u3089\u308c\u307e\u3059\u3002\u30b5\u30fc\u30d0\u30fc\u4e0a\u3067\u306e\u51e6\u7406\u3092\u5f97\u610f\u3068\u3057\u3066\u304a\u308a\u3001\u52d5\u7684\u306aWeb\u30da\u30fc\u30b8\u306e\u751f\u6210\u306b\u6700\u9069\u3067\u3059\u3002\u307e\u305f\u3001\u591a\u304f\u306e\u30db\u30b9\u30c6\u30a3\u30f3\u30b0\u30b5\u30fc\u30d3\u30b9\u304cPHP\u306e\u5b9f\u884c\u74b0\u5883\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u3044\u308b\u305f\u3081\u3001\u624b\u8efd\u306b\u5229\u7528\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"is-style-big_icon_point\"><strong>\u30fbHTML\u306e\u30b3\u30fc\u30c9\u5185\u306b\u76f4\u63a5\u8a18\u8ff0\u53ef\u80fd<br>\u30fb\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3068\u306e\u9023\u643a\u304c\u5bb9\u6613<br>\u30fb\u624b\u8efd\u306b\u5229\u7528\u958b\u59cb\u3067\u304d\u308b<\/strong><\/p>\n\n\n\n\n\n\n\n<h2 class=\"wp-block-heading\"><strong>PHP\u306e\u30e1\u30ea\u30c3\u30c8\u3068\u30c7\u30e1\u30ea\u30c3\u30c8<\/strong><\/h2>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"alignleft size-full\"><img decoding=\"async\" width=\"1008\" height=\"514\" src=\"https:\/\/withcode.tech\/media\/wp-content\/uploads\/2024\/05\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2024-12-24-16.08.29.png\" alt=\"\" class=\"wp-image-7783\" srcset=\"https:\/\/withcode.tech\/media\/wp-content\/uploads\/2024\/05\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2024-12-24-16.08.29.png 1008w, https:\/\/withcode.tech\/media\/wp-content\/uploads\/2024\/05\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2024-12-24-16.08.29-768x392.png 768w\" sizes=\"(max-width: 1008px) 100vw, 1008px\" \/><\/figure>\n<\/div>\n\n\n<p>PHP\u306f\u3001\u7279\u306b\u521d\u5fc3\u8005\u5411\u3051\u306b\u7406\u89e3\u3057\u3084\u3059\u304f\u8a2d\u8a08\u3055\u308c\u3066\u304a\u308a\u3001<span class=\"swl-marker mark_yellow\"><strong>\u57fa\u672c\u7684\u306a\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u306e\u6982\u5ff5\u3092\u7fd2\u5f97\u3057\u3084\u3059\u3044<\/strong><\/span>\u8a00\u8a9e\u3067\u3059\u3002\u4ee5\u4e0b\u304c\u30e1\u30ea\u30c3\u30c8\u3068\u30c7\u30e1\u30ea\u30c3\u30c8\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"is-style-big_icon_check\"><strong>\u30e1\u30ea\u30c3\u30c8<\/strong><br>\u30fb\u8c4a\u5bcc\u306a\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3068\u5e83\u3044\u5145\u5b9f\u3057\u305f\u30b3\u30df\u30e5\u30cb\u30c6\u30a3\u306e\u30b5\u30dd\u30fc\u30c8\u304c\u3042\u308b\u305f\u3081\u5b66\u7fd2\u304c\u3057\u3084\u3059\u3044<br>\u30fb\u30b3\u30b9\u30c8\u304c\u4f4e\u3044\u305f\u3081\u59cb\u3081\u3084\u3059\u3044<\/p>\n\n\n\n<p class=\"is-style-big_icon_batsu\"><strong>\u30c7\u30e1\u30ea\u30c3\u30c8<\/strong><br>\u30fb\u5927\u898f\u6a21\u306a\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u3088\u308b\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u304c\u4f4e\u4e0b\u3057\u3084\u3059\u3044<br>\u30fb\u4e0d\u9069\u5207\u306a\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u306b\u3088\u308b\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u4e0a\u306e\u30ea\u30b9\u30af\u304c\u767a\u751f\u3057\u3084\u3059\u3044<\/p>\n\n\n\n<p>\u305d\u306e\u305f\u3081\u3001<span class=\"swl-marker mark_yellow\"><strong>\u5b89\u5168\u306a\u30b3\u30fc\u30c9\u3092\u66f8\u304f\u305f\u3081\u306e\u77e5\u8b58\u3092\u5b66\u3076\u3053\u3068\u304c\u91cd\u8981<\/strong><\/span>\u3067\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>PHP\u3067\u3067\u304d\u308b\u3053\u3068<\/strong><\/h2>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"alignleft size-full\"><img decoding=\"async\" width=\"766\" height=\"572\" src=\"https:\/\/withcode.tech\/media\/wp-content\/uploads\/2024\/05\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2024-12-24-16.04.29.png\" alt=\"\" class=\"wp-image-7782\"\/><\/figure>\n<\/div>\n\n\n<p>PHP\u3067\u3067\u304d\u308b\u3053\u3068\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30d5\u30a9\u30fc\u30e0\u30c7\u30fc\u30bf\u306e\u53ce\u96c6<\/li>\n\n\n\n<li>\u30d5\u30a1\u30a4\u30eb\u306e\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9<\/li>\n\n\n\n<li>\u30ed\u30b0\u30a4\u30f3\u72b6\u614b\u306a\u3069\u30bb\u30c3\u30b7\u30e7\u30f3\u306e\u7ba1\u7406<\/li>\n\n\n\n<li>PDF\u751f\u6210<\/li>\n\n\n\n<li>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3068\u306e\u9023\u643a<\/li>\n\n\n\n<li>\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9\u306e\u30e9\u30a4\u30d6\u30e9\u30ea\u306e\u5229\u7528<\/li>\n<\/ul>\n\n\n\n<p>PHP\u306f\u305d\u306e\u67d4\u8edf\u6027\u3068\u591a\u6a5f\u80fd\u6027\u306b\u3088\u308a\u3001Web\u5236\u4f5c\u306b\u304a\u3044\u3066\u975e\u5e38\u306b\u5e83\u7bc4\u56f2\u306b\u308f\u305f\u308b\u7528\u9014\u3067\u5229\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9\u3067\u3042\u308b\u305f\u3081\u3001\u4e16\u754c\u4e2d\u306e\u958b\u767a\u8005\u304c\u4f5c\u6210\u3057\u305f\u30e9\u30a4\u30d6\u30e9\u30ea\u3084\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u3092\u81ea\u7531\u306b\u4f7f\u7528\u3067\u304d\u3001\u305d\u308c\u306b\u3088\u3063\u3066\u3088\u308a\u8fc5\u901f\u304b\u3064\u52b9\u7387\u7684\u306a\u5236\u4f5c\u304c\u53ef\u80fd\u3067\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>PHP\u306e\u57fa\u672c\u6587\u6cd5\u3068\u4f7f\u3044\u65b9<\/strong><\/h2>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"alignleft size-full\"><img decoding=\"async\" width=\"1102\" height=\"842\" src=\"https:\/\/withcode.tech\/media\/wp-content\/uploads\/2024\/05\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2024-12-24-16.17.39.jpg\" alt=\"\" class=\"wp-image-7784\" srcset=\"https:\/\/withcode.tech\/media\/wp-content\/uploads\/2024\/05\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2024-12-24-16.17.39.jpg 1102w, https:\/\/withcode.tech\/media\/wp-content\/uploads\/2024\/05\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2024-12-24-16.17.39-768x587.jpg 768w\" sizes=\"(max-width: 1102px) 100vw, 1102px\" \/><\/figure>\n<\/div>\n\n\n<h3 class=\"wp-block-heading\"><strong>PHP\u306e\u5c0e\u5165\u65b9\u6cd5<\/strong><\/h3>\n\n\n\n<p>PHP\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u306f\u3001\u3055\u307e\u3056\u307e\u306a\u30aa\u30da\u30ec\u30fc\u30c6\u30a3\u30f3\u30b0\u30b7\u30b9\u30c6\u30e0\u3067\u884c\u3048\u307e\u3059\u304c\u3001\u6700\u3082\u4e00\u822c\u7684\u306a\u65b9\u6cd5\u306f<span class=\"swl-marker mark_yellow\"><strong>\u516c\u5f0fWeb\u30b5\u30a4\u30c8\u304b\u3089\u76f4\u63a5\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9<\/strong><\/span>\u3059\u308b\u3053\u3068\u3067\u3059\u3002PHP\u306fWindows\u3001Mac\u3001Linux\u306e\u5404\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u306b\u5bfe\u5fdc\u3057\u3066\u3044\u307e\u3059\u3002\u307e\u305a\u3001<a href=\"https:\/\/www.php.net\/downloads\" title=\"\">PHP\u306e\u516c\u5f0f\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u30da\u30fc\u30b8<\/a>\u306b\u30a2\u30af\u30bb\u30b9\u3057\u3066\u3001\u3054\u81ea\u8eab\u306e\u30b7\u30b9\u30c6\u30e0\u306b\u5408\u3063\u305f\u30d0\u30fc\u30b8\u30e7\u30f3\u3092\u9078\u629e\u3057\u307e\u3059\u3002\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\u305f\u30d5\u30a1\u30a4\u30eb\u3092\u89e3\u51cd\u3057\u3001\u6307\u793a\u306b\u5f93\u3063\u3066\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3092\u9032\u3081\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"has-border -border04\"><strong>Windows<\/strong>\uff1a\u30a4\u30f3\u30b9\u30c8\u30fc\u30e9\u30fc\u3092\u5229\u7528\u3059\u308b\u3068\u7c21\u5358\u306b\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3067\u304d\u307e\u3059\u3002<br><strong>Mac<\/strong>\uff1aHomebrew\u306a\u3069\u306e\u30d1\u30c3\u30b1\u30fc\u30b8\u30de\u30cd\u30fc\u30b8\u30e3\u30fc\u3092\u5229\u7528\u3059\u308b\u3068\u4fbf\u5229\u3067\u3059\u3002<br><strong>Linux<\/strong>\uff1a\u30c7\u30a3\u30b9\u30c8\u30ea\u30d3\u30e5\u30fc\u30b7\u30e7\u30f3\u306b\u5fdc\u3058\u305f\u30d1\u30c3\u30b1\u30fc\u30b8\u30de\u30cd\u30fc\u30b8\u30e3\u30fc\uff08apt\u3084yum\u306a\u3069\uff09\u3092\u4f7f\u7528\u3057\u3066PHP\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308b\u3053\u3068\u304c\u4e00\u822c\u7684\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u5f8c\u306f\u3001\u30b3\u30de\u30f3\u30c9\u30e9\u30a4\u30f3\u3084\u30bf\u30fc\u30df\u30ca\u30eb\u3067<code>php -v<\/code>\u3092\u5b9f\u884c\u3057\u3066\u3001\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3055\u308c\u305fPHP\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u3092\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002\u3053\u308c\u3067PHP\u304c\u6b63\u3057\u304f\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3001PHP\u306e\u30b9\u30af\u30ea\u30d7\u30c8\u3092\u5b9f\u884c\u3059\u308b\u6e96\u5099\u304c\u5b8c\u4e86\u3067\u3059\u3002<\/p>\n\n\n\n<p>PHP\u306e\u74b0\u5883\u8a2d\u5b9a\u3092\u884c\u3046\u306b\u306f\u3001<code>php.ini<\/code>\u30d5\u30a1\u30a4\u30eb\u3092\u7de8\u96c6\u3059\u308b\u3053\u3068\u3067\u3001\u6642\u9593\u5236\u9650\u3001\u30e1\u30e2\u30ea\u5236\u9650\u3001\u30a8\u30e9\u30fc\u30ed\u30b0\u306e\u8a2d\u5b9a\u306a\u3069\u3001\u591a\u304f\u306e\u8a2d\u5b9a\u3092\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u3067\u304d\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u8981\u4ef6\u306b\u5fdc\u3058\u305f\u74b0\u5883\u3092\u6574\u3048\u308b\u3053\u3068\u304c\u53ef\u80fd\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u8a73\u7d30\u306a\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u65b9\u6cd5\u3084\u8a2d\u5b9a\u306b\u3064\u3044\u3066\u306f\u3001<a href=\"https:\/\/www.php.net\/manual\/en\/install.php\">PHP\u306e\u516c\u5f0f\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8<\/a>\u3092\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>PHP\u30bf\u30b0\u3068\u6587\u306e\u533a\u5207\u308a\u65b9<\/strong><\/h3>\n\n\n\n<p>PHP\u30b3\u30fc\u30c9\u306f`&lt;?php`\u3067\u59cb\u307e\u308a\u3001`?&gt;`\u3067\u7d42\u308f\u308a\u307e\u3059\u3002\u3053\u306e\u30bf\u30b0\u3067\u56f2\u307e\u308c\u305f\u30b3\u30fc\u30c9\u304cPHP\u3068\u3057\u3066\u5b9f\u884c\u3055\u308c\u3001PHP\u3067\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u3092\u884c\u3046\u969b\u3001\u5404\u547d\u4ee4\u306e\u7d42\u308f\u308a\u306b\u306f\u30bb\u30df\u30b3\u30ed\u30f3(;)\u3092\u4ed8\u3051\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u308c\u306f\u3001<strong><span class=\"swl-marker mark_yellow\">\u30d7\u30ed\u30b0\u30e9\u30e0\u304c\u3069\u3053\u3067\u4e00\u3064\u306e\u547d\u4ee4\u304c\u7d42\u4e86\u3057\u3001\u6b21\u306e\u547d\u4ee4\u304c\u59cb\u307e\u308b\u304b\u3092\u793a\u3059\u305f\u3081<\/span><\/strong>\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u4f8b\u3048\u3070\u3001echo &#8220;Hello, World!&#8221;;\u3068\u66f8\u304f\u3053\u3068\u3067\u3001\u300cHello, World!\u300d\u3068\u3044\u3046\u6587\u5b57\u5217\u3092\u51fa\u529b\u3057\u307e\u3059\u3002\u307e\u305f\u3001PHP\u306fHTML\u3068\u7d44\u307f\u5408\u308f\u305b\u3066\u4f7f\u3046\u3053\u3068\u304c\u591a\u3044\u3067\u3059\u3002PHP\u30bf\u30b0\u5185\u3067HTML\u3092\u51fa\u529b\u3059\u308b\u306b\u306f`echo`\u95a2\u6570\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-php\" data-lang=\"PHP\"><code>&lt;?php\necho &quot;Hello, world!&quot;;\n?&gt;<\/code><\/pre><\/div>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u5909\u6570\u306e\u4f7f\u3044\u65b9<\/strong><\/h3>\n\n\n\n<p>PHP\u306b\u304a\u3044\u3066\u5909\u6570\u3092\u4f7f\u3046\u969b\u306f\u3001\u5909\u6570\u540d\u306e\u524d\u306b\u30c9\u30eb\u8a18\u53f7($)\u3092\u4ed8\u3051\u307e\u3059\u3002\u5909\u6570\u540d\u306f\u82f1\u6570\u5b57\u3068\u30a2\u30f3\u30c0\u30fc\u30b9\u30b3\u30a2\u3057\u304b\u4f7f\u3048\u305a\u3001\u6570\u5b57\u304b\u3089\u59cb\u307e\u308b\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u3002\u5909\u6570\u306b\u5024\u3092\u4ee3\u5165\u3059\u308b\u306b\u306f\u3001\u7b49\u53f7(=)\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-php\" data-lang=\"PHP\"><code>&lt;?php\n$name = &quot;Alice&quot;;\necho $name;\n?&gt;<\/code><\/pre><\/div>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u30b3\u30e1\u30f3\u30c8\u306e\u4ed8\u3051\u65b9<\/strong><\/h3>\n\n\n\n<p>PHP\u3067\u306f\u3001\u30b3\u30fc\u30c9\u306b\u30b3\u30e1\u30f3\u30c8\u3092\u8ffd\u52a0\u3059\u308b\u3053\u3068\u3067\u3001\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u306e\u8aad\u307f\u3084\u3059\u3055\u3092\u5411\u4e0a\u3067\u304d\u307e\u3059\u3002\u4e00\u884c\u30b3\u30e1\u30f3\u30c8\u306f\u30b9\u30e9\u30c3\u30b7\u30e5\u4e8c\u3064(\/\/)\u3092\u4f7f\u3044\u3001\u8907\u6570\u884c\u306b\u308f\u305f\u308b\u30b3\u30e1\u30f3\u30c8\u306f\u30b9\u30e9\u30c3\u30b7\u30e5\u3068\u30a2\u30b9\u30bf\u30ea\u30b9\u30af(\/* *\/)\u3092\u4f7f\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-php\" data-lang=\"PHP\"><code>\/\/ \u3053\u308c\u306f\u4e00\u884c\u30b3\u30e1\u30f3\u30c8\u3067\u3059\n\n\/* \u3053\u308c\u306f\n\u8907\u6570\u884c\u306b\u308f\u305f\u308b\n\u30b3\u30e1\u30f3\u30c8\u3067\u3059 *\/<\/code><\/pre><\/div>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u6587\u5b57\u5217\u306e\u7d50\u5408\u3068\u5909\u6570\u306e\u5c55\u958b<\/strong><\/h3>\n\n\n\n<p>PHP\u3067\u306f\u3001\u30c9\u30c3\u30c8(.)\u3092\u4f7f\u7528\u3057\u3066\u6587\u5b57\u5217\u3092\u7d50\u5408\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u307e\u305f\u3001\u30c0\u30d6\u30eb\u30af\u30aa\u30fc\u30c8(&#8220;)\u3067\u56f2\u307e\u308c\u305f\u6587\u5b57\u5217\u306e\u4e2d\u306b\u5909\u6570\u3092\u8a18\u8ff0\u3059\u308b\u3068\u3001\u305d\u306e\u5909\u6570\u306e\u5024\u304c\u5c55\u958b\u3055\u308c\u3066\u51fa\u529b\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-php\" data-lang=\"PHP\"><code>&lt;?php\n$greeting = &quot;Hello &quot; . &quot;World!&quot;;\necho &quot;I have $number apples&quot;;\n?&gt;<\/code><\/pre><\/div>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u5236\u5fa1\u69cb\u9020\u3068\u95a2\u6570<\/strong><\/h3>\n\n\n\n<p>PHP\u306b\u306fif\u6587\u3001for\u6587\u3001while\u6587\u306a\u3069\u306e\u57fa\u672c\u7684\u306a\u5236\u5fa1\u69cb\u9020\u304c\u7528\u610f\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u3089\u3092\u4f7f\u3046\u3053\u3068\u3067\u3001\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u6d41\u308c\u3092\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u3059\u308b\u3053\u3068\u304c\u53ef\u80fd\u3067\u3059\u3002\u307e\u305f\u3001\u95a2\u6570\u3092\u5b9a\u7fa9\u3057\u3066\u30b3\u30fc\u30c9\u3092\u30e2\u30b8\u30e5\u30fc\u30eb\u5316\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-php\" data-lang=\"PHP\"><code>&lt;?php\nfunction add($x, $y) { return $x + $y; }\n?&gt;<\/code><\/pre><\/div>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u30c7\u30fc\u30bf\u578b<\/strong><\/h3>\n\n\n\n<p>&nbsp;PHP\u306f\u8907\u6570\u306e\u30c7\u30fc\u30bf\u578b\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u306b\u306f\u6574\u6570\u3001\u6d6e\u52d5\u5c0f\u6570\u70b9\u6570\u3001\u6587\u5b57\u5217\u3001\u30d6\u30fc\u30eb\u5024\u3001\u914d\u5217\u306a\u3069\u304c\u542b\u307e\u308c\u3001\u9069\u5207\u306a\u30c7\u30fc\u30bf\u578b\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u52b9\u7387\u7684\u306b\u30c7\u30fc\u30bf\u3092\u51e6\u7406\u3057\u3001\u30a8\u30e9\u30fc\u3092\u9632\u3050\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-php\" data-lang=\"PHP\"><code>&lt;?php\n$integer = 42;\u00a0 \u00a0 \u00a0 \/\/ \u6574\u6570\n$float = 42.168;\u00a0 \u00a0 \/\/ \u6d6e\u52d5\u5c0f\u6570\u70b9\u6570\n$string = &quot;Hello&quot;;\u00a0 \/\/ \u6587\u5b57\u5217\n$bool = true; \u00a0 \u00a0 \u00a0 \/\/ \u30d6\u30fc\u30eb\u5024\n$array = [1, 2, 3]; \/\/ \u914d\u5217\n?&gt;<\/code><\/pre><\/div>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u5236\u5fa1\u69cb\u9020<\/strong><\/h3>\n\n\n\n<p>&nbsp;PHP\u306e\u5236\u5fa1\u69cb\u9020\u3092\u4f7f\u3046\u3068\u3001\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u5b9f\u884c\u30d5\u30ed\u30fc\u3092\u7ba1\u7406\u3067\u304d\u307e\u3059\u3002`if`\u3001`else`\u3001`elseif`\u3001`while`\u3001`for`\u3001`foreach`\u306a\u3069\u304c\u3042\u308a\u3001\u6761\u4ef6\u306b\u5fdc\u3058\u3066\u7570\u306a\u308b\u30a2\u30af\u30b7\u30e7\u30f3\u3092\u5b9f\u884c\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-php\" data-lang=\"PHP\"><code>&lt;?php\nif ($a &gt; $b) {\n  echo &quot;a is greater than b&quot;;\n\u00a0\u00a0 \u00a0} elseif ($a == $b) {\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0echo &quot;a is equal to b&quot;;\n\u00a0\u00a0\u00a0 } else {\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0echo &quot;a is less than b&quot;;\n  }\n?&gt;<\/code><\/pre><\/div>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u5236\u5fa1\u69cb\u9020\u30a8\u30e9\u30fc\u51e6\u7406<\/strong><\/h3>\n\n\n\n<p>&nbsp;PHP\u3067\u306f\u30a8\u30e9\u30fc\u30cf\u30f3\u30c9\u30ea\u30f3\u30b0\u3092\u52b9\u679c\u7684\u306b\u884c\u3046\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002\u4f8b\u5916\u51e6\u7406\u3092\u4f7f\u7528\u3057\u3066\u3001\u30b3\u30fc\u30c9\u306e\u5b9f\u884c\u4e2d\u306b\u767a\u751f\u3057\u305f\u30a8\u30e9\u30fc\u3092\u30ad\u30e3\u30c3\u30c1\u3057\u3001\u9069\u5207\u306b\u5bfe\u5fdc\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u5b89\u5b9a\u6027\u3068\u4fe1\u983c\u6027\u304c\u5411\u4e0a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-php\" data-lang=\"PHP\"><code>&lt;?php\ntry {\n    \/\/ \u30b3\u30fc\u30c9\u3092\u8a66\u884c\n\u00a0\u00a0\u00a0\u00a0throw new Exception(&quot;Something went wrong!&quot;);\n\u00a0\u00a0\u00a0} catch (Exception $e) {\n\u00a0\u00a0\u00a0\u00a0\u00a0\/\/ \u30a8\u30e9\u30fc\u6642\u306e\u51e6\u7406\n\u00a0\u00a0\u00a0\u00a0\u00a0echo &quot;Error: &quot; . $e-&gt;getMessage();\n\u00a0\u00a0\u00a0}\n?&gt;<\/code><\/pre><\/div>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u57fa\u672c\u3092\u7406\u89e3\u3057\u9069\u5207\u306b\u4f7f\u7528\u3059\u308b\u3053\u3068\u3067\u3001PHP\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u306e\u57fa\u76e4\u304c\u5f37\u5316\u3055\u308c\u3001\u3088\u308a\u52b9\u7387\u7684\u304b\u3064\u52b9\u679c\u7684\u306a\u30b5\u30fc\u30d3\u30b9\u4f5c\u308a\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002\u66f4\u306b\u8a73\u7d30\u306a\u60c5\u5831\u306f\u3001PHP\u306e<a href=\"https:\/\/www.php.net\/manual\/en\/langref.php\">\u516c\u5f0f\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8<\/a>\u3067\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>PHP\u306e\u5b9f\u884c\u65b9\u6cd5<\/strong><\/h2>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"alignleft size-full\"><img decoding=\"async\" width=\"1342\" height=\"852\" src=\"https:\/\/withcode.tech\/media\/wp-content\/uploads\/2024\/05\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2024-12-24-16.19.59.jpg\" alt=\"\" class=\"wp-image-7785\" srcset=\"https:\/\/withcode.tech\/media\/wp-content\/uploads\/2024\/05\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2024-12-24-16.19.59.jpg 1342w, https:\/\/withcode.tech\/media\/wp-content\/uploads\/2024\/05\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2024-12-24-16.19.59-768x488.jpg 768w\" sizes=\"(max-width: 1342px) 100vw, 1342px\" \/><\/figure>\n<\/div>\n\n\n<h3 class=\"wp-block-heading\"><strong>Hello World\u3092\u51fa\u529b\u3059\u308b\u65b9\u6cd5<\/strong><\/h3>\n\n\n\n<p>PHP\u3067\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u3092\u59cb\u3081\u308b\u969b\u306b\u6700\u521d\u306b\u884c\u3046\u306e\u304c\u3001&#8221;Hello World&#8221;\u306e\u51fa\u529b\u3067\u3059\u3002\u3053\u308c\u306f\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u306e\u5165\u9580\u3068\u3057\u3066\u5e83\u304f\u884c\u308f\u308c\u3066\u3044\u307e\u3059\u3002PHP\u3067Hello World\u3092\u51fa\u529b\u3059\u308b\u305f\u3081\u306e\u57fa\u672c\u7684\u306a\u30b3\u30fc\u30c9\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-php\" data-lang=\"PHP\"><code>&lt;?php\necho &quot;Hello World&quot;;\n?&gt;<\/code><\/pre><\/div>\n\n\n<div class=\"swell-block-balloon\"><div class=\"c-balloon -bln-left\" data-col=\"gray\"><div class=\"c-balloon__icon -square\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/withcode.tech\/media\/wp-content\/uploads\/2025\/06\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-06-15-15.09.27.jpg\" alt=\"\" class=\"c-balloon__iconImg\" width=\"80px\" height=\"80px\"><span class=\"c-balloon__iconName\">\u30da\u30f3\u535a\u58eb<\/span><\/div><div class=\"c-balloon__body -speaking -border-none\"><div class=\"c-balloon__text\">\n<p><strong>\u3053\u306e\u30b3\u30fc\u30c9\u3092PHP\u304c\u52d5\u4f5c\u3059\u308b\u30b5\u30fc\u30d0\u4e0a\u3067\u5b9f\u884c\u3059\u308b\u3068\u3001\u30d6\u30e9\u30a6\u30b6\u306b &#8220;Hello World&#8221; \u3068\u8868\u793a\u3055\u308c\u308b\u3002\u3053\u3053\u3067\u4f7f\u7528\u3055\u308c\u308becho\u306f\u3001\u6307\u5b9a\u3055\u308c\u305f\u6587\u5b57\u5217\u3092\u51fa\u529b\u3059\u308bPHP\u306e\u57fa\u672c\u7684\u306a\u547d\u4ee4\u306e\u4e00\u3064\u3058\u3083\u3002<\/strong><\/p>\n<span class=\"c-balloon__shapes\"><span class=\"c-balloon__before\"><\/span><span class=\"c-balloon__after\"><\/span><\/span><\/div><\/div><\/div><\/div>\n\n\n<h3 class=\"wp-block-heading\"><strong>PHP\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\u3092HTML\u5185\u306b\u7d44\u307f\u8fbc\u3080\u65b9\u6cd5<\/strong><\/h3>\n\n\n\n<p>PHP\u306f\u52d5\u7684\u306aWeb\u30da\u30fc\u30b8\u3092\u4f5c\u6210\u3059\u308b\u305f\u3081\u306b\u3088\u304f\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002PHP\u30b3\u30fc\u30c9\u3092HTML\u5185\u306b\u7d44\u307f\u8fbc\u3080\u3053\u3068\u3067\u3001\u52d5\u7684\u306a\u5185\u5bb9\u3092Web\u30da\u30fc\u30b8\u306b\u53cd\u6620\u3067\u304d\u307e\u3059\u3002\u4ee5\u4e0b\u306fHTML\u5185\u306bPHP\u3092\u7d44\u307f\u8fbc\u3080\u57fa\u672c\u7684\u306a\u65b9\u6cd5\u3067\u3059\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-html\" data-lang=\"HTML\"><code>&lt;!DOCTYPE html&gt;\n&lt;html&gt;\n  &lt;head&gt;\n\u00a0\u00a0\u00a0\u00a0&lt;title&gt;PHP Test&lt;\/title&gt;\n  &lt;\/head&gt;\n  &lt;body&gt;\n\u00a0\u00a0\u00a0\u00a0&lt;?php\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0echo &quot;&lt;h1&gt;Hello, PHP!&lt;\/h1&gt;&quot;;\n\u00a0\u00a0\u00a0\u00a0?&gt;\n  &lt;\/body&gt;\n&lt;\/html&gt;<\/code><\/pre><\/div>\n\n\n\n<p>\u4e0a\u8a18\u306e\u4f8b\u3067\u306f\u3001PHP\u306e\u958b\u59cb\u30bf\u30b0\uff08&lt;?php\uff09\u3068\u7d42\u4e86\u30bf\u30b0\uff08?&gt;\uff09\u306e\u9593\u306b\u3001HTML\u306eh1\u30bf\u30b0\u3092\u51fa\u529b\u3059\u308becho\u547d\u4ee4\u3092\u7f6e\u3044\u3066\u3044\u307e\u3059\u3002\u3053\u306ePHP\u30b3\u30fc\u30c9\u304c\u30b5\u30fc\u30d0\u30fc\u4e0a\u3067\u51e6\u7406\u3055\u308c\u305f\u5f8c\u3001\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306e\u30d6\u30e9\u30a6\u30b6\u306b\u306fHTML\u304c\u305d\u306e\u307e\u307e\u8868\u793a\u3055\u308c\u307e\u3059\u3002\u3064\u307e\u308a\u3001\u30e6\u30fc\u30b6\u30fc\u306fPHP\u30b3\u30fc\u30c9\u3092\u76f4\u63a5\u898b\u308b\u3053\u3068\u306f\u306a\u304f\u3001\u51e6\u7406\u7d50\u679c\u306e\u307f\u304c\u8868\u793a\u3055\u308c\u308b\u308f\u3051\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u3053\u306e\u3088\u3046\u306bPHP\u3068HTML\u3092\u7d44\u307f\u5408\u308f\u305b\u308b\u3053\u3068\u3067\u3001\u52d5\u7684\u306b\u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u751f\u6210\u3057\u3001\u30e6\u30fc\u30b6\u30fc\u306b\u63d0\u4f9b\u3059\u308b\u3053\u3068\u304c\u53ef\u80fd\u3067\u3059\u3002<\/p>\n\n\n<div class=\"swell-block-balloon\"><div class=\"c-balloon -bln-left\" data-col=\"gray\"><div class=\"c-balloon__icon -square\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/withcode.tech\/media\/wp-content\/uploads\/2025\/06\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-06-15-15.11.23.jpg\" alt=\"\" class=\"c-balloon__iconImg\" width=\"80px\" height=\"80px\"><span class=\"c-balloon__iconName\">\u30da\u30f3\u535a\u58eb<\/span><\/div><div class=\"c-balloon__body -speaking -border-none\"><div class=\"c-balloon__text\">\n<p><strong>PHP\u306e\u5b66\u7fd2\u3092\u9032\u3081\u308b\u3053\u3068\u3067\u3001\u3088\u308a\u5e45\u5e83\u3044Web\u5236\u4f5c\u304c\u884c\u3048\u308b\u3088\u3046\u306b\u306a\u308b\u305e\u3002<\/strong><\/p>\n<span class=\"c-balloon__shapes\"><span class=\"c-balloon__before\"><\/span><span class=\"c-balloon__after\"><\/span><\/span><\/div><\/div><\/div><\/div>\n\n\n<p>HTML\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u5b66\u3073\u305f\u3044\u3068\u3044\u3046\u65b9\u306f<a href=\"https:\/\/withcode.tech\/media\/html_outline_explaining\/\" title=\"\u3053\u3061\u3089\u306e\u8a18\u4e8b\">\u3053\u3061\u3089\u306e\u8a18\u4e8b<\/a>\u3092\u3054\u89a7\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n<div class=\"swell-block-postLink\">\t\t\t<div class=\"p-blogCard -internal\" data-type=\"type1\" data-onclick=\"clickLink\">\n\t\t\t\t<div class=\"p-blogCard__inner\">\n\t\t\t\t\t<span class=\"p-blogCard__caption\">\u3042\u308f\u305b\u3066\u8aad\u307f\u305f\u3044<\/span>\n\t\t\t\t\t<div class=\"p-blogCard__thumb c-postThumb\"><figure class=\"c-postThumb__figure\"><img decoding=\"async\" src=\"https:\/\/withcode.tech\/media\/wp-content\/uploads\/2024\/02\/\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0-1-300x169.png\" alt=\"\" class=\"c-postThumb__img u-obf-cover\" width=\"320\" height=\"180\"><\/figure><\/div>\t\t\t\t\t<div class=\"p-blogCard__body\">\n\t\t\t\t\t\t<a class=\"p-blogCard__title\" href=\"https:\/\/withcode.tech\/media\/html_outline_explaining\/\">\u3010\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u521d\u5fc3\u8005\u5fc5\u898b\u3011\u4eca\u3055\u3089\u805e\u3051\u306a\u3044\uff01HTML \u3068\u306f\uff1f\u57fa\u790e\u77e5\u8b58\u304b\u3089\u4f7f\u3044\u65b9\u307e\u3067\u5fb9\u5e95\u89e3\u8aac<\/a>\n\t\t\t\t\t\t<span class=\"p-blogCard__excerpt\">\u30da\u30f3\u535a\u58eb\uff01\u6700\u8fd1\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u306b\u8208\u5473\u304c\u3042\u308b\u306e\u3067\u3059\u304c\u3001\u305d\u3082\u305d\u3082\u300cHTML\u300d\u3063\u3066\u4f55\u306a\u306e\u304b\u3088\u304f\u308f\u304b\u308a\u307e\u305b\u3093\u3002 HTML\u306fWeb\u30da\u30fc\u30b8\u306e\u9aa8\u7d44\u307f\u3092\u4f5c\u308b\u57fa\u672c\u4e2d\u306e\u57fa\u672c\u306e\u8a00\u8a9e\u3058\u3083\uff01\u4eca\u304b\u3089&#8230;<\/span>\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t<\/div>\n\n\n<h2 class=\"wp-block-heading\"><strong>PHP\u6587\u6cd5\u306e\u6ce8\u610f\u70b9\u3068\u3088\u304f\u3042\u308b\u30a8\u30e9\u30fc<\/strong><\/h2>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"alignleft size-full\"><img decoding=\"async\" width=\"1156\" height=\"670\" src=\"https:\/\/withcode.tech\/media\/wp-content\/uploads\/2024\/05\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2024-12-24-16.21.18.png\" alt=\"\" class=\"wp-image-7786\" srcset=\"https:\/\/withcode.tech\/media\/wp-content\/uploads\/2024\/05\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2024-12-24-16.21.18.png 1156w, https:\/\/withcode.tech\/media\/wp-content\/uploads\/2024\/05\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2024-12-24-16.21.18-768x445.png 768w\" sizes=\"(max-width: 1156px) 100vw, 1156px\" \/><\/figure>\n<\/div>\n\n<div class=\"swell-block-balloon\"><div class=\"c-balloon -bln-left\" data-col=\"gray\"><div class=\"c-balloon__icon -square\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/withcode.tech\/media\/wp-content\/uploads\/2025\/06\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-06-15-15.13.05.jpg\" alt=\"\" class=\"c-balloon__iconImg\" width=\"80px\" height=\"80px\"><span class=\"c-balloon__iconName\">\u30da\u30f3\u535a\u58eb<\/span><\/div><div class=\"c-balloon__body -speaking -border-none\"><div class=\"c-balloon__text\">\n<p><strong>\u3053\u3053\u3067\u306f\u3001PHP\u3092\u5b66\u7fd2\u3059\u308b\u904e\u7a0b\u3067\u906d\u9047\u3059\u308b\u53ef\u80fd\u6027\u306e\u3042\u308b\u3088\u304f\u3042\u308b\u30a8\u30e9\u30fc\u3068\u305d\u306e\u5bfe\u51e6\u65b9\u6cd5\u306b\u3064\u3044\u3066\u89e3\u8aac\u3059\u308b\u305e\u3002<\/strong><\/p>\n<span class=\"c-balloon__shapes\"><span class=\"c-balloon__before\"><\/span><span class=\"c-balloon__after\"><\/span><\/span><\/div><\/div><\/div><\/div>\n\n\n<h3 class=\"wp-block-heading\"><strong>\u30bb\u30df\u30b3\u30ed\u30f3\u306e\u5fd8\u308c<\/strong><\/h3>\n\n\n\n<p>PHP\u3067\u306f\u6587\u306e\u7d42\u308f\u308a\u306b\u30bb\u30df\u30b3\u30ed\u30f3\uff08;\uff09\u3092\u7f6e\u304f\u3053\u3068\u304c\u5fc5\u9808\u3067\u3059\u3002\u3053\u308c\u3092\u5fd8\u308c\u308b\u3068\u3001<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-php\" data-lang=\"PHP\"><code>\u300cParse error: syntax error, unexpected end of file\u300d<\/code><\/pre><\/div>\n\n\n\n<p>\u3068\u3044\u3046\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u304c\u51fa\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u5404\u884c\u306e\u7d42\u308f\u308a\u306f\u5fc5\u305a\u30bb\u30df\u30b3\u30ed\u30f3\u3067\u9589\u3058\u308b\u3088\u3046\u306b\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u5909\u6570\u540d\u306e\u5148\u982d\u306b\u6570\u5b57\u3092\u4f7f\u7528\u3059\u308b<\/strong><\/h3>\n\n\n\n<p>PHP\u3067\u306f\u5909\u6570\u540d\u306e\u6700\u521d\u306b\u6570\u5b57\u3092\u4f7f\u3046\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u3002\u5909\u6570\u540d\u306f\u30a2\u30eb\u30d5\u30a1\u30d9\u30c3\u30c8\u307e\u305f\u306f\u30a2\u30f3\u30c0\u30fc\u30b9\u30b3\u30a2\uff08_\uff09\u3067\u59cb\u3081\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u30eb\u30fc\u30eb\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002\u4f8b\u3048\u3070\u3001\u300c$1name\u300d\u3068\u3044\u3046\u5909\u6570\u540d\u306f\u4e0d\u6b63\u3067\u3059\u304c\u3001\u300c$name1\u300d\u3084\u300c$_name\u300d\u306f\u6709\u52b9\u3067\u3059\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-php\" data-lang=\"PHP\"><code>&lt;?php \n\/\/ \u4e0d\u6b63\u306a\u5909\u6570\u540d\uff08\u6570\u5b57\u3067\u59cb\u307e\u308b\uff09 \n\/\/ $1name = &quot;Alice&quot;; \n\/\/ \u3053\u308c\u306f\u30a8\u30e9\u30fc\u3092\u5f15\u304d\u8d77\u3053\u3057\u307e\u3059\u3002\u30b3\u30e1\u30f3\u30c8\u30a2\u30a6\u30c8\u3057\u3066\u3044\u307e\u3059\u3002 \n\/\/ \u6709\u52b9\u306a\u5909\u6570\u540d\uff08\u30a2\u30eb\u30d5\u30a1\u30d9\u30c3\u30c8\u3067\u59cb\u307e\u308b\uff09 \n$name1 = &quot;Alice&quot;; \necho $name1; \n\/\/ \u51fa\u529b: Alice \n\/\/ \u6709\u52b9\u306a\u5909\u6570\u540d\uff08\u30a2\u30f3\u30c0\u30fc\u30b9\u30b3\u30a2\u3067\u59cb\u307e\u308b\uff09 \n$_name = &quot;Bob&quot;; \necho $_name; \n\/\/ \u51fa\u529b: Bob \n?&gt;<\/code><\/pre><\/div>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u5f15\u7528\u7b26\u306e\u6271\u3044<\/strong><\/h3>\n\n\n\n<p>PHP\u3067\u306f\u3001\u6587\u5b57\u5217\u3092\u8868\u73fe\u3059\u308b\u969b\u306b\u30b7\u30f3\u30b0\u30eb\u30af\u30a9\u30fc\u30c8\uff08&#8217;\uff09\u3068\u30c0\u30d6\u30eb\u30af\u30a9\u30fc\u30c8\uff08&#8221;\uff09\u304c\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u5f15\u7528\u7b26\u3092\u9069\u5207\u306b\u4f7f\u7528\u3057\u306a\u3044\u3068\u3001\u4e88\u671f\u305b\u306c\u30a8\u30e9\u30fc\u3084\u30d0\u30b0\u306e\u539f\u56e0\u3068\u306a\u308a\u307e\u3059\u3002\u7279\u306b\u3001\u5909\u6570\u5c55\u958b\u3092\u884c\u3044\u305f\u3044\u5834\u5408\u306f\u30c0\u30d6\u30eb\u30af\u30a9\u30fc\u30c8\u3092\u4f7f\u7528\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-php\" data-lang=\"PHP\"><code>&lt;?php \n$name = &#39;Alice&#39;; \n\/\/ \u30b7\u30f3\u30b0\u30eb\u30af\u30a9\u30fc\u30c8: \u5909\u6570\u304c\u5c55\u958b\u3055\u308c\u305a\u3001\u30ea\u30c6\u30e9\u30eb\u306a\u6587\u5b57\u5217\u3068\u3057\u3066\u6271\u308f\u308c\u308b \necho &#39;Hello, $name!&#39;; \n\/\/ \u51fa\u529b: Hello, $name! \n\/\/ \u30c0\u30d6\u30eb\u30af\u30a9\u30fc\u30c8: \u5909\u6570\u304c\u5c55\u958b\u3055\u308c\u308b \necho &quot;Hello, $name!&quot;; \n\/\/ \u51fa\u529b: Hello, Alice! \n?&gt;<\/code><\/pre><\/div>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u914d\u5217\u306e\u6dfb\u5b57\u30a8\u30e9\u30fc<\/strong><\/h3>\n\n\n\n<p>\u914d\u5217\u3092\u6271\u3046\u969b\u3001\u5b58\u5728\u3057\u306a\u3044\u6dfb\u5b57\u3092\u53c2\u7167\u3057\u3088\u3046\u3068\u3059\u308b\u3068\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3057\u307e\u3059\u3002\u4f8b\u3048\u3070\u3001$array[5]\u3092\u53c2\u7167\u3057\u3088\u3046\u3068\u3057\u305f\u304c\u3001$array\u306b\u306f5\u3064\u306e\u8981\u7d20\u304c\u306a\u3044\u5834\u5408\u3067\u3059\u3002\u305d\u306e\u305f\u3081\u3001\u914d\u5217\u306e\u9577\u3055\u3092\u8d85\u3048\u305f\u6dfb\u5b57\u306b\u30a2\u30af\u30bb\u30b9\u3057\u306a\u3044\u3088\u3046\u6ce8\u610f\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-php\" data-lang=\"PHP\"><code>&lt;?php \n\/\/ 3\u3064\u306e\u8981\u7d20\u3092\u6301\u3064\u914d\u5217 \n$array = array(&quot;apple&quot;, &quot;banana&quot;, &quot;cherry&quot;); \n\/\/ \u914d\u5217\u306e\u9577\u3055\u3092\u53d6\u5f97 \n$length = count($array); \n\/\/ \u5b58\u5728\u3057\u306a\u3044\u6dfb\u5b57\u306b\u30a2\u30af\u30bb\u30b9\u3057\u3088\u3046\u3068\u3059\u308b\u4f8b \n$index = 5; \nif ($index &lt; $length) {\n  \/\/ \u6dfb\u5b57\u304c\u5b58\u5728\u3059\u308b\u5834\u5408\u3001\u5024\u3092\u51fa\u529b \n  echo $array[$index]; \n} else { \n  \/\/ \u6dfb\u5b57\u304c\u5b58\u5728\u3057\u306a\u3044\u5834\u5408\u3001\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u51fa\u529b \n  echo &quot;Error: Index out of range.&quot;; \n} \n?&gt;<\/code><\/pre><\/div>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u95a2\u6570\u306e\u518d\u5b9a\u7fa9\u30a8\u30e9\u30fc<\/strong><\/h3>\n\n\n\n<p>\u540c\u3058\u540d\u524d\u306e\u95a2\u6570\u3092\u8907\u6570\u56de\u5b9a\u7fa9\u3059\u308b\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u3002\u3082\u3057\u540c\u3058\u95a2\u6570\u540d\u3067\u95a2\u6570\u3092\u518d\u5b9a\u7fa9\u3057\u3088\u3046\u3068\u3059\u308b\u3068\u3001<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-php\" data-lang=\"PHP\"><code>Fatal error: Cannot redeclare function<\/code><\/pre><\/div>\n\n\n\n<p>\u3068\u3044\u3046\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u304c\u8868\u793a\u3055\u308c\u307e\u3059\u3002\u95a2\u6570\u540d\u304c\u91cd\u8907\u3057\u306a\u3044\u3088\u3046\u306b\u3001\u9069\u5207\u306a\u540d\u524d\u7a7a\u9593\u307e\u305f\u306f\u30af\u30e9\u30b9\u3092\u5229\u7528\u3059\u308b\u3053\u3068\u304c\u63a8\u5968\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n<div class=\"swell-block-balloon\"><div class=\"c-balloon -bln-left\" data-col=\"gray\"><div class=\"c-balloon__icon -square\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/withcode.tech\/media\/wp-content\/uploads\/2025\/06\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-06-15-15.09.27.jpg\" alt=\"\" class=\"c-balloon__iconImg\" width=\"80px\" height=\"80px\"><span class=\"c-balloon__iconName\">\u30da\u30f3\u535a\u58eb<\/span><\/div><div class=\"c-balloon__body -speaking -border-none\"><div class=\"c-balloon__text\">\n<p><strong>PHP\u306e\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u306f\u3001\u5236\u4f5c\u4e0a\u3067\u76f4\u9762\u3059\u308b\u554f\u984c\u3078\u306e\u624b\u304c\u304b\u308a\u3092\u63d0\u4f9b\u3057\u3066\u304f\u308c\u308b\u3002\u3053\u308c\u3089\u306e\u4e00\u822c\u7684\u306a\u30a8\u30e9\u30fc\u3092\u7406\u89e3\u3057\u3001\u9069\u5207\u306b\u5bfe\u51e6\u3059\u308b\u3053\u3068\u3067\u3001\u3088\u308a\u52b9\u7387\u7684\u306a\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u304c\u884c\u3048\u308b\u3088\u3046\u306b\u306a\u308b\u305e\u3002<\/strong><\/p>\n<span class=\"c-balloon__shapes\"><span class=\"c-balloon__before\"><\/span><span class=\"c-balloon__after\"><\/span><\/span><\/div><\/div><\/div><\/div>\n\n\n<h2 class=\"wp-block-heading\"><strong>PHP\u57fa\u790e\u6587\u6cd5\u306e\u5b66\u7fd2\u30a2\u30c9\u30d0\u30a4\u30b9<\/strong><\/h2>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"alignleft size-full\"><img decoding=\"async\" width=\"978\" height=\"670\" src=\"https:\/\/withcode.tech\/media\/wp-content\/uploads\/2024\/05\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2024-12-24-16.24.10.png\" alt=\"\" class=\"wp-image-7787\" srcset=\"https:\/\/withcode.tech\/media\/wp-content\/uploads\/2024\/05\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2024-12-24-16.24.10.png 978w, https:\/\/withcode.tech\/media\/wp-content\/uploads\/2024\/05\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2024-12-24-16.24.10-768x526.png 768w\" sizes=\"(max-width: 978px) 100vw, 978px\" \/><\/figure>\n<\/div>\n\n<div class=\"swell-block-balloon\"><div class=\"c-balloon -bln-left\" data-col=\"gray\"><div class=\"c-balloon__icon -square\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/withcode.tech\/media\/wp-content\/uploads\/2025\/06\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-06-15-15.11.23.jpg\" alt=\"\" class=\"c-balloon__iconImg\" width=\"80px\" height=\"80px\"><span class=\"c-balloon__iconName\">\u30da\u30f3\u535a\u58eb<\/span><\/div><div class=\"c-balloon__body -speaking -border-none\"><div class=\"c-balloon__text\">\n<p><strong>\u521d\u5fc3\u8005\u304cPHP\u3092\u5b66\u7fd2\u3059\u308b\u969b\u306b\u306f\u3001\u57fa\u790e\u304b\u3089\u3057\u3063\u304b\u308a\u3068\u7406\u89e3\u3059\u308b\u3053\u3068\u304c\u5927\u5207\u3058\u3083\u3002\u4ee5\u4e0b\u3067\u306f\u3001PHP\u306e\u57fa\u790e\u6587\u6cd5\u306e\u5b66\u7fd2\u3092\u3088\u308a\u52b9\u679c\u7684\u306b\u9032\u3081\u3089\u308c\u308b\u3088\u3046\u306b\u3044\u304f\u3064\u304b\u306e\u30a2\u30c9\u30d0\u30a4\u30b9\u3092\u7d39\u4ecb\u3059\u308b\u305e\u3002<\/strong><\/p>\n<span class=\"c-balloon__shapes\"><span class=\"c-balloon__before\"><\/span><span class=\"c-balloon__after\"><\/span><\/span><\/div><\/div><\/div><\/div>\n\n\n<h3 class=\"wp-block-heading\">\u57fa\u672c\u7684\u306a\u6587\u6cd5\u306e\u7406\u89e3:<\/h3>\n\n\n\n<p>\u307e\u305a\u3001<span class=\"swl-marker mark_yellow\"><strong>\u57fa\u672c\u7684\u306a\u6587\u6cd5\u3084\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u306e\u6982\u5ff5\u3092\u8eab\u306b\u3064\u3051\u308b\u3053\u3068<\/strong><\/span>\u304c\u91cd\u8981\u3067\u3059\u3002\u5909\u6570\u3001\u914d\u5217\u3001\u6f14\u7b97\u5b50\u3001\u5236\u5fa1\u69cb\u9020\u3001\u95a2\u6570\u3068\u3044\u3063\u305f\u3001\u57fa\u672c\u7684\u306a\u69cb\u6210\u8981\u7d20\u3092\u7406\u89e3\u3057\u3001\u305d\u308c\u3089\u3092\u4f7f\u3063\u3066\u7c21\u5358\u306a\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u66f8\u3044\u3066\u307f\u308b\u3053\u3068\u304b\u3089\u59cb\u3081\u307e\u3057\u3087\u3046\u3002\u5c0f\u3055\u306a\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u4f5c\u6210\u3059\u308b\u3053\u3068\u3067\u3001PHP\u306e\u69cb\u6587\u3084\u52d5\u4f5c\u306b\u6163\u308c\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u30aa\u30f3\u30e9\u30a4\u30f3\u30ea\u30bd\u30fc\u30b9\u3068\u66f8\u7c4d\u306e\u6d3b\u7528<\/strong><\/h3>\n\n\n\n<p>\u307e\u305f\u3001<span class=\"swl-marker mark_yellow\"><strong>\u30aa\u30f3\u30e9\u30a4\u30f3\u306e\u30ea\u30bd\u30fc\u30b9\u3084\u66f8\u7c4d\u3092\u6d3b\u7528\u3059\u308b<\/strong><\/span>\u306e\u3082\u826f\u3044\u65b9\u6cd5\u3067\u3059\u3002\u516c\u5f0f\u306ePHP\u30de\u30cb\u30e5\u30a2\u30eb\u306f\u8a73\u7d30\u306a\u60c5\u5831\u304c\u8c4a\u5bcc\u306b\u7528\u610f\u3055\u308c\u3066\u304a\u308a\u3001\u95a2\u6570\u306e\u4f7f\u3044\u65b9\u3084\u4ed5\u69d8\u304c\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002\u3055\u3089\u306b\u3001\u5165\u9580\u66f8\u3084\u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb\u3092\u901a\u3058\u3066\u3001\u5177\u4f53\u7684\u306a\u4f7f\u3044\u65b9\u3084\u5fdc\u7528\u65b9\u6cd5\u3092\u5b66\u3076\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u30a8\u30e9\u30fc\u3068\u306e\u5411\u304d\u5408\u3044\u65b9<\/strong><\/h3>\n\n\n\n<p><span class=\"swl-marker mark_yellow\"><strong>\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3057\u305f\u969b\u306b\u306f\u3001\u3069\u306e\u3088\u3046\u306a\u30a8\u30e9\u30fc\u3067\u3042\u308b\u304b\u3092\u78ba\u8a8d\u3057\u3001\u3054\u81ea\u8eab\u3067\u89e3\u6c7a\u3092\u8a66\u307f\u308b<\/strong><\/span>\u3053\u3068\u304c\u6210\u9577\u306b\u3064\u306a\u304c\u308a\u307e\u3059\u3002\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u3067\u306f\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3059\u308b\u306e\u306f\u81ea\u7136\u306a\u3053\u3068\u3067\u3059\u3002\u305d\u308c\u306b\u5bfe\u51e6\u3059\u308b\u904e\u7a0b\u3067\u3001\u3088\u308a\u6df1\u304fPHP\u3092\u7406\u89e3\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u5b9f\u8df5\u7684\u306a\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u5b9f\u65bd<\/strong><\/h3>\n\n\n\n<p>\u6700\u5f8c\u306b\u3001<span class=\"swl-marker mark_yellow\"><strong>\u5b9f\u969b\u306b\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3092\u4f5c\u6210\u3057\u3066\u307f\u308b<\/strong><\/span>\u3053\u3068\u3092\u304a\u52e7\u3081\u3057\u307e\u3059\u3002\u4f8b\u3048\u3070\u3001\u7c21\u5358\u306a\u30d6\u30ed\u30b0\u30b7\u30b9\u30c6\u30e0\u3084\u30d5\u30a9\u30fc\u30e0\u304b\u3089\u30c7\u30fc\u30bf\u3092\u53ce\u96c6\u3057\u3066\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u4fdd\u5b58\u3059\u308b\u30b7\u30b9\u30c6\u30e0\u306a\u3069\u3001\u5c0f\u3055\u306a\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3092\u3054\u81ea\u8eab\u3067\u8003\u3048\u3066\u5b9f\u88c5\u3057\u3066\u307f\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002\u5b9f\u969b\u306b\u624b\u3092\u52d5\u304b\u3057\u3066\u307f\u308b\u3053\u3068\u3067\u3001\u7406\u89e3\u304c\u6df1\u307e\u308a\u3001\u3055\u3089\u306b\u5b66\u7fd2\u306b\u5bfe\u3059\u308b\u30e2\u30c1\u30d9\u30fc\u30b7\u30e7\u30f3\u3082\u9ad8\u307e\u308a\u307e\u3059\u3002<\/p>\n\n\n<div class=\"swell-block-balloon\"><div class=\"c-balloon -bln-left\" data-col=\"gray\"><div class=\"c-balloon__icon -square\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/withcode.tech\/media\/wp-content\/uploads\/2025\/06\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-06-15-14.48.08.jpg\" alt=\"\" class=\"c-balloon__iconImg\" width=\"80px\" height=\"80px\"><span class=\"c-balloon__iconName\">\u751f\u5f92<\/span><\/div><div class=\"c-balloon__body -speaking -border-none\"><div class=\"c-balloon__text\">\n<p><strong>PHP\u306e\u57fa\u790e\u6587\u6cd5\u304c\u3059\u3054\u304f\u5206\u304b\u308a\u3084\u3059\u304b\u3063\u305f\u3067\u3059\uff01WordPress\u3067\u4f7f\u308f\u308c\u3066\u3044\u308b\u30b3\u30fc\u30c9\u306e\u610f\u5473\u3082\u7406\u89e3\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3057\u305f\uff01<\/strong><\/p>\n<span class=\"c-balloon__shapes\"><span class=\"c-balloon__before\"><\/span><span class=\"c-balloon__after\"><\/span><\/span><\/div><\/div><\/div><\/div>\n\n<div class=\"swell-block-balloon\"><div class=\"c-balloon -bln-right\" data-col=\"gray\"><div class=\"c-balloon__icon -square\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/withcode.tech\/media\/wp-content\/uploads\/2025\/06\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-06-15-15.12.07.jpg\" alt=\"\" class=\"c-balloon__iconImg\" width=\"80px\" height=\"80px\"><span class=\"c-balloon__iconName\">\u30da\u30f3\u535a\u58eb<\/span><\/div><div class=\"c-balloon__body -speaking -border-none\"><div class=\"c-balloon__text\">\n<p><strong>\u3046\u3080\u3001\u7d20\u6674\u3089\u3057\u3044\u305e\u3002\u57fa\u672c\u6587\u6cd5\u3092\u3057\u3063\u304b\u308a\u7406\u89e3\u3059\u308c\u3070\u3001\u30c6\u30fc\u30de\u7de8\u96c6\u3084\u30d7\u30e9\u30b0\u30a4\u30f3\u958b\u767a\u306e\u7b2c\u4e00\u6b69\u3092\u8e0f\u307f\u51fa\u305b\u308b\u3002\u3042\u3068\u306f\u5b9f\u969b\u306b\u66f8\u3044\u3066\u3001\u8a66\u3057\u306a\u304c\u3089\u899a\u3048\u3066\u3044\u304f\u3053\u3068\u3058\u3083\u3002<\/strong><\/p>\n<span class=\"c-balloon__shapes\"><span class=\"c-balloon__before\"><\/span><span class=\"c-balloon__after\"><\/span><\/span><\/div><\/div><\/div><\/div>\n\n<div class=\"swell-block-balloon\"><div class=\"c-balloon -bln-left\" data-col=\"gray\"><div class=\"c-balloon__icon -square\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/withcode.tech\/media\/wp-content\/uploads\/2025\/06\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-06-15-15.06.05.jpg\" alt=\"\" class=\"c-balloon__iconImg\" width=\"80px\" height=\"80px\"><span class=\"c-balloon__iconName\">\u751f\u5f92<\/span><\/div><div class=\"c-balloon__body -speaking -border-none\"><div class=\"c-balloon__text\">\n<p><strong>\u306f\u3044\uff01\u4eca\u65e5\u5b66\u3093\u3060\u3053\u3068\u3092\u4f7f\u3063\u3066\u3001\u81ea\u5206\u3067\u3082\u30b3\u30fc\u30c9\u3092\u89e6\u3063\u3066\u307f\u307e\u3059\uff01\u3042\u308a\u304c\u3068\u3046\u3054\u3056\u3044\u307e\u3057\u305f\uff01<\/strong><\/p>\n<span class=\"c-balloon__shapes\"><span class=\"c-balloon__before\"><\/span><span class=\"c-balloon__after\"><\/span><\/span><\/div><\/div><\/div><\/div>\n\n\n<h2 class=\"wp-block-heading\">\u307e\u3068\u3081<\/h2>\n\n\n\n<p>\u672c\u8a18\u4e8b\u3067\u306f\u3001PHP\u57fa\u672c\u6587\u6cd5\u3084\u5b9f\u88c5\u65b9\u6cd5\u306a\u3069\u3092\u8a73\u3057\u304f\u89e3\u8aac\u3057\u307e\u3057\u305f\u3002<br>PHP\u306e\u5b66\u7fd2\u3092\u59cb\u3081\u308b\u306b\u3042\u305f\u3063\u3066\u4ee5\u4e0b\u306e\u30dd\u30a4\u30f3\u30c8\u3092\u62bc\u3055\u3048\u3066\u304a\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<p class=\"is-style-big_icon_check\"><strong>\u30fb\u57fa\u672c\u7684\u306a\u8981\u7d20\u306e\u7406\u89e3\u304b\u3089\u30b9\u30bf\u30fc\u30c8(\u5909\u6570\u3001\u914d\u5217\u3001\u5236\u5fa1\u69cb\u9020\u306a\u3069)<br>\u30fb\u5b66\u7fd2\u30ea\u30bd\u30fc\u30b9\u3092\u6d3b\u7528(\u516c\u5f0f\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3001\u30aa\u30f3\u30e9\u30a4\u30f3\u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb\u3001\u5c02\u9580\u66f8\u306a\u3069)<br>\u30fb\u6bb5\u968e\u7684\u306b\u5b66\u3076<\/strong><\/p>\n\n\n\n<p>PHP\u306e\u57fa\u790e\u6587\u6cd5\u3092\u30de\u30b9\u30bf\u30fc\u3059\u308b\u3053\u3068\u306f\u3001\u52d5\u7684\u306aWeb\u30da\u30fc\u30b8\u306e\u5236\u4f5c\u3060\u3051\u3067\u306a\u304f\u3001\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u30b9\u30ad\u30eb\u5168\u822c\u306e\u5411\u4e0a\u306b\u3082\u3064\u306a\u304c\u308a\u307e\u3059\u3002\u7126\u3089\u305a\u4e00\u3064\u4e00\u3064\u306e\u30b9\u30c6\u30c3\u30d7\u3092\u8e0f\u3093\u3067\u3001\u697d\u3057\u307f\u306a\u304c\u3089PHP\u306e\u5b66\u7fd2\u3092\u9032\u3081\u3066\u3044\u304d\u307e\u3057\u3087\u3046\uff01<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"index_id17\">WithCode\u3092\u4f53\u9a13\u3067\u304d\u308b\u521d\u7d1a\u30b3\u30fc\u30b9\u516c\u958b\u4e2d\uff01<\/h2>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"alignleft size-full\"><img decoding=\"async\" width=\"600\" height=\"500\" src=\"https:\/\/withcode.tech\/media\/wp-content\/uploads\/2024\/04\/\u30d0\u30ca\u30fc_300\u00d7250_20240425.png\" alt=\"\" class=\"wp-image-2650\"\/><\/figure>\n<\/div>\n\n\n<h3 class=\"wp-block-heading\">\u521d\u7d1a\u30b3\u30fc\u30b9(\u00a549,800)\u304c\u5b8c\u5168\u7121\u6599\u306b\uff01<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u671f\u9593\uff1a1\u9031\u9593<\/strong><\/li>\n\n\n\n<li><strong>\u5b66\u7fd2\u5185\u5bb9\uff1a<\/strong><br><strong>\u30ed\u30fc\u30c9\u30de\u30c3\u30d7\/\u57fa\u790e\u77e5\u8b58\/\u74b0\u5883\u69cb\u7bc9\/HTML\/CSS\/LP\u30fb\u30dd\u30fc\u30c8\u30d5\u30a9\u30ea\u30aa\u4f5c\u6210<\/strong><br><strong>\u2192 <span class=\"swl-marker mark_yellow\">\u6b63\u3057\u3044\u5b66\u7fd2\u65b9\u6cd5\u3067\u300c\u78ba\u304b\u306a\u6210\u9577\u300d\u3092\u5b9f\u611f\u3067\u304d\u308b\u30ab\u30ea\u30ad\u30e5\u30e9\u30e0\u3002<\/span><\/strong><\/li>\n<\/ul>\n\n\n\n<p>\u526f\u696d\u30fb\u30d5\u30ea\u30fc\u30e9\u30f3\u30b9\u304c\u4e3b\u6d41\u306b\u306a\u3063\u3066\u3044\u308b\u4eca\u3053\u305d\u3001\u81ea\u3089\u306e\u30b9\u30ad\u30eb\u3067\u7a3c\u3052\u308b\u4eba\u6750\u3092\u76ee\u6307\u3057\u3066\u307f\u307e\u305b\u3093\u304b\uff1f<\/p>\n\n\n\n<p>\u672a\u7d4c\u9a13\u3067\u3082\u5fc3\u914d\u3059\u308b\u3053\u3068\u3042\u308a\u307e\u305b\u3093\u3002\u521d\u7d1a\u30b3\u30fc\u30b9\u3092\u53d7\u8b1b\u3055\u308c\u308b\u65b9\u306e\u5927\u591a\u6570\u306f\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u672a\u7d4c\u9a13\u3067\u3059\u3002\u307e\u305a\u306f\u7121\u6599\u30ab\u30a6\u30f3\u30bb\u30ea\u30f3\u30b0\u3067\u3001\u60a9\u307f\u3084\u4e0d\u5b89\u3092\u304a\u805e\u304b\u305b\u304f\u3060\u3055\u3044\uff01<\/p>\n\n\n\n<div 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