{"id":89168,"date":"2024-03-21T10:47:40","date_gmt":"2024-03-21T01:47:40","guid":{"rendered":"https:\/\/www.silicloud.com\/ja\/blog\/php%e3%81%ab%e3%81%8a%e3%81%91%e3%82%8bswitch%e6%96%87%e3%81%ae%e5%bd%b9%e5%89%b2%e3%81%af%e4%bd%95%e3%81%a7%e3%81%99%e3%81%8b\/"},"modified":"2024-03-28T08:55:27","modified_gmt":"2024-03-27T23:55:27","slug":"php%e3%81%ab%e3%81%8a%e3%81%91%e3%82%8bswitch%e6%96%87%e3%81%ae%e5%bd%b9%e5%89%b2%e3%81%af%e4%bd%95%e3%81%a7%e3%81%99%e3%81%8b","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/ja\/blog\/php%e3%81%ab%e3%81%8a%e3%81%91%e3%82%8bswitch%e6%96%87%e3%81%ae%e5%bd%b9%e5%89%b2%e3%81%af%e4%bd%95%e3%81%a7%e3%81%99%e3%81%8b\/","title":{"rendered":"PHP\u306b\u304a\u3051\u308bswitch\u6587\u306e\u5f79\u5272\u306f\u4f55\u3067\u3059\u304b"},"content":{"rendered":"<p>switch\u6587\u306f\u3001PHP\u306b\u304a\u3051\u308b\u6761\u4ef6\u306b\u5fdc\u3058\u3066\u7570\u306a\u308b\u30b3\u30fc\u30c9\u30d6\u30ed\u30c3\u30af\u3092\u5b9f\u884c\u3059\u308b\u305f\u3081\u306e\u5236\u5fa1\u69cb\u9020\u3067\u3059\u3002\u3053\u308c\u306f\u3001if-else\u6587\u306e\u9023\u9396\u306e\u4ee3\u308f\u308a\u306b\u3001\u8907\u6570\u306e\u9078\u629e\u80a2\u3092\u5236\u5fa1\u3059\u308b\u306e\u306b\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>switch\u6587\u306e\u57fa\u672c\u7684\u306a\u69cb\u6587\u3092\u4ee5\u4e0b\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"post-pre\"><code>switch (expression) {\r\n  case value1:\r\n    \/\/ \u6267\u884c\u4ee3\u7801\u57571\r\n    break;\r\n  case value2:\r\n    \/\/ \u6267\u884c\u4ee3\u7801\u57572\r\n    break;\r\n  ...\r\n  default:\r\n    \/\/ \u6267\u884c\u9ed8\u8ba4\u4ee3\u7801\u5757\r\n}\r\n<\/code><\/pre>\n<p>switch\u6587\u306f\u3001\u6307\u5b9a\u3055\u308c\u305f\u5f0f\u306e\u5024\u306b\u3088\u3063\u3066\u3001\u5404 case \u306e\u5024\u304c\u5f0f\u306e\u5024\u3068\u4e00\u81f4\u3059\u308b\u304b\u3069\u3046\u304b\u3092\u9010\u6b21\u8abf\u3079\u307e\u3059\u3002\u4e00\u81f4\u3057\u305f\u5024\u304c\u898b\u3064\u304b\u308c\u3070\u3001\u5bfe\u5fdc\u3059\u308b\u30b3\u30fc\u30c9\u30d6\u30ed\u30c3\u30af\u304c\u5b9f\u884c\u3055\u308c\u3001break \u30ad\u30fc\u30ef\u30fc\u30c9\u3092\u4f7f\u7528\u3057\u3066\u305d\u306e switch \u6587\u3092\u7d42\u4e86\u3057\u307e\u3059\u3002\u4e00\u81f4\u3059\u308b\u5024\u304c\u898b\u3064\u304b\u3089\u306a\u3051\u308c\u3070\u3001\u30c7\u30d5\u30a9\u30eb\u30c8\u306e\u30b3\u30fc\u30c9\u30d6\u30ed\u30c3\u30af\uff08\u5b58\u5728\u3059\u308b\u5834\u5408\uff09\u304c\u5b9f\u884c\u3055\u308c\u307e\u3059\u3002<\/p>\n<p>switch\u6587\u306f\u3001\u8907\u6570\u306e\u6761\u4ef6\u5206\u5c90\u3092\u6271\u3046\u5834\u5408\u306b\u3001\u30b3\u30fc\u30c9\u306e\u53ef\u8aad\u6027\u30fb\u4fdd\u5b88\u6027\u3092\u5411\u4e0a\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u8907\u6570\u306eif-else\u6587\u3092\u4f7f\u7528\u3057\u3066\u540c\u3058\u6a5f\u80fd\u3092\u5b9f\u73fe\u3059\u308b\u5834\u5408\u3068\u6bd4\u8f03\u3057\u3066\u3001switch\u6587\u306f\u3088\u308a\u7c21\u6f54\u3067\u7406\u89e3\u3057\u3084\u3059\u3044\u30b3\u30fc\u30c9\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>switch\u6587\u306f\u3001PHP\u306b\u304a\u3051\u308b\u6761\u4ef6\u306b\u5fdc\u3058\u3066\u7570\u306a\u308b\u30b3\u30fc\u30c9\u30d6\u30ed\u30c3\u30af\u3092\u5b9f\u884c\u3059\u308b\u305f\u3081\u306e\u5236\u5fa1\u69cb\u9020\u3067\u3059\u3002\u3053\u308c\u306f\u3001if-else\u6587\u306e\u9023\u9396\u306e\u4ee3\u308f\u308a\u306b\u3001\u8907\u6570\u306e\u9078\u629e\u80a2\u3092\u5236\u5fa1\u3059\u308b\u306e\u306b\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002 switch\u6587\u306e\u57fa\u672c\u7684\u306a\u69cb\u6587\u3092\u4ee5\u4e0b\u306b\u793a\u3057\u307e [&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-89168","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) - 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