{"id":477,"date":"2020-05-11T18:58:27","date_gmt":"2020-05-11T09:58:27","guid":{"rendered":"https:\/\/memo.baseline-lib.com\/?p=477"},"modified":"2020-11-24T10:18:41","modified_gmt":"2020-11-24T01:18:41","slug":"php-%e3%83%aa%e3%83%95%e3%82%a1%e3%83%ac%e3%83%b3%e3%82%b9","status":"publish","type":"post","link":"https:\/\/memo.baseline-lib.com\/?p=477","title":{"rendered":"PHP \u30ea\u30d5\u30a1\u30ec\u30f3\u30b9"},"content":{"rendered":"<p>\u30ed\u30fc\u30ab\u30eb\u5909\u6570\u3068\u30b0\u30ed\u30fc\u30d0\u30eb\u5909\u6570\u306e\u9055\u3044\u3067\u3001\u30b0\u30ed\u30fc\u30d0\u30eb\u5909\u6570\u3092\u4f7f\u7528\u3059\u308b\u6642\u306bglobal\u3092\u4f7f\u7528\u3059\u308b\u3002<br \/>\n\u30ed\u30fc\u30ab\u30eb\u5909\u6570<\/p>\n<pre class=\"brush: php; title: index.php; notranslate\" title=\"index.php\">\r\n$test = 5;\r\nfunction fun(){\r\n  $test = 10;\r\n}\r\n\r\nfun();\r\necho $test \/\/5\u304c\u8868\u793a\u3055\u308c\u308b\r\n<\/pre>\n<p>index.php\u5185\u3067\u6700\u521d\u306b\u5b9a\u7fa9\u3055\u308c\u3066\u308b$test\u306f5\u306a\u306e\u3067\uff15\u304c\u512a\u5148\u3055\u308c\u308b<br \/>\nglobal\u5909\u6570\u3092\u4ed5\u69d8\u3057\u3066\u308b\u3068\u95a2\u6570\u5185\u306e\u5909\u6570\u304c\u512a\u5148\u3055\u308c\u8868\u793a\u3055\u308c\u308b<br \/>\n\u4e0b\u306e\u4f8b\u306ffunction\u95a2\u6570\u5185\u306e$test\u306f10\u306a\u306e\u3067\u8868\u793a\u3055\u308c\u308b\u306e\u306f10\u304c\u8868\u793a\u3055\u308c\u307e\u3059\u3002<br \/>\n\u4f8b<\/p>\n<pre class=\"brush: php; title: index.php; notranslate\" title=\"index.php\">\r\n$test = 5;\r\n\r\nfunction fun(){\r\n  $test = 10;\r\n  global $test\r\n}\r\nfun();\r\necho $test; \/\/10\u304c\u512a\u5148\u8868\u793a\u3055\u308c\u308b\r\n<\/pre>\n<p><a href=\"https:\/\/uxmilk.jp\/14993\" target=\"_blank\">\u53c2\u8003\u30b5\u30a4\u30c8<\/a><\/p>\n<h2>\u30c9\u30e1\u30a4\u30f3\u53d6\u5f97<\/h2>\n<pre class=\"brush: php; title: ; notranslate\" title=\"\">\r\n\u30c9\u30e1\u30a4\u30f3\u53d6\u5f97\r\necho $_SERVER['SERVER_NAME'];\r\nURL\u53d6\u5f97\r\necho $_SERVER['REQUEST_URI'];\r\n<\/pre>\n<h2>isset\u771f\u507d<\/h2>\n<p>true\u304bfalse\u3067\u5224\u5b9a\u3092\u3059\u308b<br \/>\n\u4f8b<\/p>\n<pre class=\"brush: php; title: ; notranslate\" title=\"\">\r\n&lt;?php\r\n  $test = true;\r\n?&gt;\r\n\r\n&lt;?php if(isset($test)):?&gt;\r\n \/\/\u771f\u306e\u5834\u5408\r\n&lt;?php else:?&gt;\r\n\/\/\u507d\u306e\u5834\u5408\r\n&lt;?php endif;?&gt;\r\n<\/pre>\n<h2>\u9023\u60f3\u914d\u5217\u3067\u30ad\u30fc\u3068\u5024\u306e\u8a2d\u7f6e<\/h2>\n<pre class=\"brush: php; title: index.php; notranslate\" title=\"index.php\">\r\n&lt;?php \r\n  $item = [\r\n  \/\/ \u30ad\u30fc     \u5024\r\n    '\u5e97\u8217A'=&gt; 001,\r\n    '\u5e97\u8217B'=&gt; 002,\r\n    '\u5e97\u8217C'=&gt; 003,\r\n    '\u5e97\u8217D'=&gt; 004,\r\n    '\u5e97\u8217E'=&gt; 005\r\n  ];\r\n  foreach ($item as $key=&gt;$value){\r\n    echo '&lt;option value=&quot;',$value,'&quot;&gt;',$key,'&lt;\/option&gt;';\r\n  }\r\n?&gt;\r\n<\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\u30ed\u30fc\u30ab\u30eb\u5909\u6570\u3068\u30b0\u30ed\u30fc\u30d0\u30eb\u5909\u6570\u306e&hellip;<\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[8],"tags":[],"_links":{"self":[{"href":"https:\/\/memo.baseline-lib.com\/index.php?rest_route=\/wp\/v2\/posts\/477"}],"collection":[{"href":"https:\/\/memo.baseline-lib.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/memo.baseline-lib.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/memo.baseline-lib.com\/index.php?rest_route=\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/memo.baseline-lib.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=477"}],"version-history":[{"count":7,"href":"https:\/\/memo.baseline-lib.com\/index.php?rest_route=\/wp\/v2\/posts\/477\/revisions"}],"predecessor-version":[{"id":567,"href":"https:\/\/memo.baseline-lib.com\/index.php?rest_route=\/wp\/v2\/posts\/477\/revisions\/567"}],"wp:attachment":[{"href":"https:\/\/memo.baseline-lib.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=477"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/memo.baseline-lib.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=477"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/memo.baseline-lib.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=477"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}