{"id":2528,"date":"2015-06-10T08:53:14","date_gmt":"2015-06-09T23:53:14","guid":{"rendered":"http:\/\/www.k-in.co.jp\/niwakan\/?p=2528"},"modified":"2021-11-17T17:06:53","modified_gmt":"2021-11-17T08:06:53","slug":"this%e3%81%a8self%e3%81%ab%e5%b5%8c%e3%81%a3%e3%81%9f%e8%a9%b1","status":"publish","type":"post","link":"https:\/\/www.k-in.co.jp\/niwakan\/archives\/2015\/06\/2528\/","title":{"rendered":"‘$this’\u3068’self::’\u306b\u5d4c\u3063\u305f\u8a71"},"content":{"rendered":"

php\u3067\u30af\u30e9\u30b9\u3092\u7d99\u627f\u3057\u305f\u3089\u5d4c\u3063\u305f\u8a71\u3002
\n$this->foo<\/strong>\u3068self::$foo<\/strong>\u304c\u3053\u3093\u306a\u306b\u9055\u3046\u3082\u306e<\/strong>\u3060\u3068\u306f\u601d\u308f\u306a\u304b\u3063\u305f\u3002\u307e\u3041\u3001\u5225\u7269\u3060\u304b\u3089\u66f8\u304d\u65b9\u304c\u5909\u308f\u308b\u3093\u3067\u3057\u3087\u3046\u304c\u3002
\n\u7406\u89e3\u3057\u3066\u3044\u308b\u4eba\u306b\u306f\u5f53\u305f\u308a\u524d\u306e\u3053\u3068\u306a\u306e\u3060\u308d\u3046\u3051\u308c\u3069\u3001\u7406\u89e3\u3059\u308b\u524d\u306b\u4f7f\u3044\u59cb\u3081\u308b<\/strong>\u81ea\u5206\u306e\u3088\u3046\u306a\u8005\u306b\u306f\u30c9\u30c4\u30dc\u306b\u306a\u308a\u304b\u306d\u306a\u3044\u3002\uff08\u5b9f\u969b\u306b\u306a\u3063\u3066\u305f\u3057\u2026\u2026\uff09
\n<\/p>\n

\u3063\u3066\u3053\u3068\u3067\u3001\u5d4c\u3063\u305f\u3053\u3068\u3092\u66f8\u3044\u3066\u304a\u304d\u307e\u3059\u3002\uff08\u6628\u6669\u3001\u9577\u3044\u3053\u3068\u60a9\u3093\u3067\u3044\u307e\u3057\u305f\uff09
\n\u591a\u5206\u306b\u9593\u9055\u3044\u304c\u6df7\u5728\u3057\u3066\u3044\u308b\u3068\u601d\u3044\u307e\u3059\u304c\u3001\u69cb\u3044\u307e\u305b\u3093\u3002
\n\u3053\u3053\u3001\u8aad\u3093\u3067\u308b\u4eba\u3044\u306a\u3044\u3057\u2026\u2026\u3002(^_^;;<\/p>\n

<?php\r\nclass foo {\r\n  function func1 () {\r\n    echo self::func2();\r\n  }\r\n  function func2 () {\r\n    return \"foo\";\r\n  }\r\n}\r\nclass bar extends foo {\r\n  function func2 () {\r\n    return \"bar\";\r\n  }\r\n}\r\n$a = new bar();\r\n$a->func1();\r\n?><\/pre>\n
\u3053\u308c\u306e\u7d50\u679c\u304c\u3001”foo”\u3002
\n“bar”\u3068\u306a\u308b\u3053\u3068\u3092\u671f\u5f85\u3057\u3066\u3044\u305f\u306e\u3067\u3001\u6700\u521d\u306f\u4f55\u304c\u8d77\u3053\u3063\u305f\u304b\u898b\u5f53\u3082\u3064\u304d\u307e\u305b\u3093\u3067\u3057\u305f\u3002
\nfunc1\u306e\u4e2d\u306eself::func2<\/strong>\u3092$this->func2<\/strong>\u306b\u66f8\u304d\u63db\u3048\u308b\u3068\u3001\u671f\u5f85\u901a\u308a\u306e”bar”\u3068\u306a\u308a\u307e\u3057\u305f\u3002
\nself::\u306f\u3001\u5b9a\u7fa9\u3057\u305f\u305d\u306e\u30af\u30e9\u30b9\u5185\u3067\u52d5\u4f5c\u3059\u308b\u3088\u3046\u3067\u3059\u3002
\n\u7d99\u627f\u5148\uff08\u4e0a\u66f8\u304d\u3057\u305f\u3082\u306e\uff09\u3092\u53c2\u7167\u3055\u305b\u308b\u6642\u306b\u306f\u3001$this->\u3067\u6307\u793a\u3057\u306a\u3044\u3068\u3044\u3051\u306a\u3044\u3089\u3057\u3044\u3002
\n\u3057\u304b\u3057\u3001\u4f55\u304b\u3089\u4f55\u307e\u3067\u3068\u306f\u3044\u304b\u306a\u3044\u3088\u3046\u3067\u3001class bar\u5185\u3067class foo\u306e\u307f\u3067\u5b9a\u7fa9\u3057\u305f\u5909\u6570\u3092$this->\u3067\u53c2\u7167\u3057\u3088\u3046\u3068\u3059\u308b\u3068\u30a8\u30e9\u30fc\u306b\u306a\u308a\u307e\u3059\u3002
\n\u4f7f\u3044\u5206\u3051\u304c\u5fc5\u8981\u306a\u3088\u3046\u3067\u3059\u306d\u3047\u3002\uff08\u7d76\u5bfe\u306b\u6df7\u5728\u304b\u3089\u9593\u9055\u3044\u3092\u6df7\u5165\u3057\u3066\u3044\u308b\uff1e\u81ea\u5206\u306e\u30bd\u30fc\u30b9\uff09
\n\u30de\u30cb\u30e5\u30a2\u30eb\u8aad\u307f\u76f4\u3055\u306a\u3044\u3068\u3044\u3051\u306a\u3044\u306a\u3041\u3002<\/p>\n
\u56e0\u307f\u306b\u3001\u79c1\u306e\u30bd\u30fc\u30b9\u306fglobal\u4f7f\u3044\u307e\u304f\u308a\u3001class\u5185\u3068\u3001\u30b0\u30ed\u30fc\u30d0\u30eb\u95a2\u6570\u306e\u6574\u7406\u304c\u3064\u3044\u3066\u3044\u306a\u304f\u3066\u3001\u540c\u69d8\u306e\u95a2\u6570\u304c\u4e21\u65b9\u306b\u3042\u3063\u305f\u308a\u3059\u308b\u3002MVC\u3063\u3066\u4f55\uff1f\u3063\u3066\u306a\u30b9\u30d1\u30b2\u30c3\u30c6\u30a3\u72b6\u614b\u3067\u3059\u3002
\n\u30ad\u30e3\u30e1\u30eb\u30b1\u30fc\u30b9\u3001\u30a2\u30f3\u30c0\u30fc\u30b9\u30b3\u30a2\u533a\u5207\u308a\u3082\u6df7\u5728\u3057\u3066\u3044\u308b\u3057\u2026\u2026\uff08\u9014\u4e2d\u304b\u3089\u30ad\u30e3\u30e1\u30eb\u30b1\u30fc\u30b9\u306b\u5909\u3048\u305f\u306e\u3067\uff09
\n\u3067\u3082\u3001\u52d5\u3044\u3066\u3044\u308b\u304b\u3089\u30a4\u30a4!<\/strong>(^_^;;;;<\/p>\n","protected":false},"excerpt":{"rendered":"
php\u3067\u30af\u30e9\u30b9\u3092\u7d99\u627f\u3057\u305f\u3089\u5d4c\u3063\u305f\u8a71\u3002 $this->foo\u3068self::$foo\u304c\u3053\u3093\u306a\u306b\u9055\u3046\u3082\u306e\u3060\u3068\u306f\u601d\u308f\u306a\u304b\u3063\u305f\u3002\u307e\u3041\u3001\u5225\u7269\u3060\u304b\u3089\u66f8\u304d\u65b9\u304c\u5909\u308f\u308b\u3093\u3067\u3057\u3087\u3046\u304c\u3002 \u7406\u89e3\u3057\u3066\u3044\u308b\u4eba\u306b\u306f\u5f53\u305f\u308a\u524d\u306e\u3053\u3068\u306a\u306e\u3060\u308d\u3046\u3051\u308c\u3069\u3001 … <\/p>\n
“‘$this’\u3068’self::’\u306b\u5d4c\u3063\u305f\u8a71” \u306e<\/span>\u7d9a\u304d\u3092\u8aad\u3080<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_crdt_document":"","footnotes":""},"categories":[115],"tags":[38,49,46],"class_list":["post-2528","post","type-post","status-publish","format-standard","hentry","category-software","tag-php","tag-programing","tag-software"],"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/www.k-in.co.jp\/niwakan\/wp-json\/wp\/v2\/posts\/2528","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.k-in.co.jp\/niwakan\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.k-in.co.jp\/niwakan\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.k-in.co.jp\/niwakan\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.k-in.co.jp\/niwakan\/wp-json\/wp\/v2\/comments?post=2528"}],"version-history":[{"count":0,"href":"https:\/\/www.k-in.co.jp\/niwakan\/wp-json\/wp\/v2\/posts\/2528\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.k-in.co.jp\/niwakan\/wp-json\/wp\/v2\/media?parent=2528"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.k-in.co.jp\/niwakan\/wp-json\/wp\/v2\/categories?post=2528"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.k-in.co.jp\/niwakan\/wp-json\/wp\/v2\/tags?post=2528"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}