{"id":121173,"date":"2024-03-24T01:31:23","date_gmt":"2024-03-23T16:31:23","guid":{"rendered":"https:\/\/www.silicloud.com\/ja\/blog\/php%e3%81%a7%e9%96%8f%e5%b9%b4%e3%81%8b%e8%aa%bf%e3%81%b9%e3%82%8b%e3%81%ab%e3%81%af%ef%bc%9f\/"},"modified":"2024-03-28T11:06:34","modified_gmt":"2024-03-28T02:06:34","slug":"php%e3%81%a7%e9%96%8f%e5%b9%b4%e3%81%8b%e8%aa%bf%e3%81%b9%e3%82%8b%e3%81%ab%e3%81%af%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/ja\/blog\/php%e3%81%a7%e9%96%8f%e5%b9%b4%e3%81%8b%e8%aa%bf%e3%81%b9%e3%82%8b%e3%81%ab%e3%81%af%ef%bc%9f\/","title":{"rendered":"PHP\u3067\u958f\u5e74\u304b\u8abf\u3079\u308b\u306b\u306f\uff1f"},"content":{"rendered":"<p>PHP\u3067\u306f\u4e0b\u8a18\u306e\u30b3\u30fc\u30c9\u3067\u958f\u5e74\u3092\u5224\u5b9a\u3067\u304d\u307e\u3059\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"hljs-function\"><span class=\"hljs-keyword\">function<\/span> <span class=\"hljs-title\">isLeapYear<\/span>(<span class=\"hljs-params\"><span class=\"hljs-variable\">$year<\/span><\/span>) <\/span>{\r\n<span class=\"hljs-keyword\">if<\/span> (<span class=\"hljs-variable\">$year<\/span> % <span class=\"hljs-number\">4<\/span> == <span class=\"hljs-number\">0<\/span> &amp;&amp; (<span class=\"hljs-variable\">$year<\/span> % <span class=\"hljs-number\">100<\/span> != <span class=\"hljs-number\">0<\/span> || <span class=\"hljs-variable\">$year<\/span> % <span class=\"hljs-number\">400<\/span> == <span class=\"hljs-number\">0<\/span>)) {\r\n<span class=\"hljs-keyword\">return<\/span> <span class=\"hljs-literal\">true<\/span>;\r\n} <span class=\"hljs-keyword\">else<\/span> {\r\n<span class=\"hljs-keyword\">return<\/span> <span class=\"hljs-literal\">false<\/span>;\r\n}\r\n}\r\n<span class=\"hljs-comment\">\/\/ \u6d4b\u8bd5\u4f8b\u5b50<\/span>\r\n<span class=\"hljs-variable\">$year<\/span> = <span class=\"hljs-number\">2020<\/span>;\r\n<span class=\"hljs-keyword\">if<\/span> (<span class=\"hljs-title function_ invoke__\">isLeapYear<\/span>(<span class=\"hljs-variable\">$year<\/span>)) {\r\n<span class=\"hljs-keyword\">echo<\/span> <span class=\"hljs-variable\">$year<\/span> . <span class=\"hljs-string\">'\u662f\u95f0\u5e74'<\/span>;\r\n} <span class=\"hljs-keyword\">else<\/span> {\r\n<span class=\"hljs-keyword\">echo<\/span> <span class=\"hljs-variable\">$year<\/span> . <span class=\"hljs-string\">'\u4e0d\u662f\u95f0\u5e74'<\/span>;\r\n}\r\n<\/code><\/pre>\n<p>\u4e0a\u30b3\u30fc\u30c9\u3067\u306f\u3001isLeapYear\u95a2\u6570\u304c\u5e74\u3092\u30d1\u30e9\u30e1\u30fc\u30bf\u3068\u3057\u3066\u53d7\u3051\u53d6\u308a\u3001\u6700\u521d\u306b\u5e74\u304c4\u3067\u5272\u308a\u5207\u308c\u308b\u304b\u3069\u3046\u304b\u5224\u5b9a\u3057\u307e\u3059\u30024\u3067\u5272\u308a\u5207\u308c\u308b\u5834\u5408\u3001\u6b21\u306b100\u3067\u5272\u308a\u5207\u308c\u308b\u304b\u3001\u3042\u308b\u3044\u306f400\u3067\u5272\u308a\u5207\u308c\u308b\u304b\u3069\u3046\u304b\u5224\u5b9a\u3057\u307e\u3059\u3002100\u3067\u5272\u308a\u5207\u308c\u3066400\u3067\u5272\u308a\u5207\u308c\u306a\u3044\u5834\u5408\u306f\u3001\u3046\u308b\u3046\u5e74\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u30024\u3067\u5272\u308a\u5207\u308c\u308b\u3068\u540c\u6642\u306b100\u3067\u5272\u308a\u5207\u308c\u308b\u304b\u3001\u3042\u308b\u3044\u306f400\u3067\u5272\u308a\u5207\u308c\u308b\u5834\u5408\u306f\u3001\u3046\u308b\u3046\u5e74\u3067\u3059\u3002\u3046\u308b\u3046\u5e74\u3068\u5224\u5b9a\u3055\u308c\u305f\u5834\u5408\u306ftrue\u3092\u8fd4\u3057\u307e\u3059\u3002\u305d\u3046\u3067\u306a\u3044\u5834\u5408\u306ffalse\u3092\u8fd4\u3057\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>PHP\u3067\u306f\u4e0b\u8a18\u306e\u30b3\u30fc\u30c9\u3067\u958f\u5e74\u3092\u5224\u5b9a\u3067\u304d\u307e\u3059\u3002 function isLeapYear($year) { if ($year % 4 == 0 &amp;&amp; ($year % 100 != 0 || $year % [&hellip;]<\/p>\n","protected":false},"author":8,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-121173","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>PHP\u3067\u958f\u5e74\u304b\u8abf\u3079\u308b\u306b\u306f\uff1f - Blog - Silicon Cloud<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/ja\/blog\/php\u3067\u958f\u5e74\u304b\u8abf\u3079\u308b\u306b\u306f\uff1f\/\" \/>\n<meta property=\"og:locale\" content=\"ja_JP\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"PHP\u3067\u958f\u5e74\u304b\u8abf\u3079\u308b\u306b\u306f\uff1f\" \/>\n<meta property=\"og:description\" content=\"PHP\u3067\u306f\u4e0b\u8a18\u306e\u30b3\u30fc\u30c9\u3067\u958f\u5e74\u3092\u5224\u5b9a\u3067\u304d\u307e\u3059\u3002 function isLeapYear($year) { if ($year % 4 == 0 &amp;&amp; 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