{"blog_title":"Perl\u65e5\u8a18","author_url":"https://blog.hatena.ne.jp/rightgo09/","url":"https://r9.hateblo.jp/entry/2015/03/04/210246","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fr9.hateblo.jp%2Fentry%2F2015%2F03%2F04%2F210246\" title=\"PHP\u306e\u95a2\u6570\u306e\u5f15\u6570\u30e1\u30e2\uff08\u30c7\u30d5\u30a9\u30eb\u30c8\u5024\u306e\u5b9a\u6570\u3001\u30bf\u30a4\u30d7\u30d2\u30f3\u30c6\u30a3\u30f3\u30b0\u306enull) - Perl\u65e5\u8a18\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","blog_url":"https://r9.hateblo.jp/","categories":["PHP"],"version":"1.0","width":"100%","type":"rich","image_url":null,"provider_name":"Hatena Blog","author_name":"rightgo09","description":"\u95a2\u6570\u306e\u5f15\u6570\u306e\u6319\u52d5\u30e1\u30e2\u3002 \u30c7\u30d5\u30a9\u30eb\u30c8\u5024 \u30c7\u30d5\u30a9\u30eb\u30c8\u5024\u306f\u3001\u5b9a\u6570\u5f0f\u3067\u3042\u308b\u5fc5\u8981\u304c\u3042\u308a\u3001 (\u4f8b\u3048\u3070) \u5909\u6570\u3084\u30af\u30e9\u30b9\u306e\u30e1\u30f3\u30d0\u30fc\u3067\u3042\u3063\u3066\u306f\u306a\u308a\u307e\u305b\u3093\u3002 http://php.net/manual/ja/functions.arguments.php#functions.arguments.default\u5b9a\u6570\u306a\u3089\u3070\u3088\u3044\u3068\u3044\u3046\u3053\u3068\u3067\u3001\u5b9a\u6570\u5024\u306f\u4f7f\u3048\u308b\u3002 <?php const FOO = \"foooooooo!\"; function hoge($str = FOO) { echo $str.\"\\n\"; } hoge(); // foooooooo! \u5b9a\u6570\u3067\u306f\u306a\u3044\u5f0f\u3092\u5165\u308c\u308b\u3053\u3068\u306f\u3067\u304d\u306a\u3044\u3002 <?php functi\u2026","published":"2015-03-04 21:02:46","provider_url":"https://hatena.blog","height":"190","title":"PHP\u306e\u95a2\u6570\u306e\u5f15\u6570\u30e1\u30e2\uff08\u30c7\u30d5\u30a9\u30eb\u30c8\u5024\u306e\u5b9a\u6570\u3001\u30bf\u30a4\u30d7\u30d2\u30f3\u30c6\u30a3\u30f3\u30b0\u306enull)"}