{"author_url":"https://blog.hatena.ne.jp/shuzo_kino/","blog_url":"https://shuzo-kino.hateblo.jp/","version":"1.0","url":"https://shuzo-kino.hateblo.jp/entry/2014/07/02/235448","width":"100%","provider_name":"Hatena Blog","provider_url":"https://hatena.blog","description":"Go\u8a00\u8a9e\u3067\u306ffmt\u306a\u3093\u3066\u7d20\u6575\u306a\u306e\u304c\u6a19\u6e96\u3067\u63a8\u5968\u3055\u308c\u3066\u307e\u3059\u306d\u3002Ruby\u306b\u3082Kernel.#format\u304c\u3042\u308a\u307e\u3059\u3002 format('%s : %s', Time.now, 1 + 20) #=> \"2014-07-02 23:19:45 +0900 : 21\" C \u8a00\u8a9e\u306e sprintf(3)\u3068\u540c\u3058\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u3092\u4f7f\u3048\u308b\u306e\u3067\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u30bc\u30ed\u63c3\u3048\u306a\u3093\u304b\u3082\u3067\u304d\u307e\u3059\u3002*1 format(\"%#06x\", 12) #=> \"0x000c\" \u8fd4\u3063\u3066\u304f\u308b\u306e\u306fString\u578b\u3067\u3059\u3002 format('%s : %s', Time.now, 1 + 20).class => String \u77ed\u3044\u5974\u306a\u3089\u3070\u3001\u4eca\u307e\u3067\u901a\u308a#{\u2026","categories":["ruby"],"title":"format\u3067\u30a2\u30ec\u6c17\u6587\u5b57\u5217\u3092\u7dba\u9e97\u306b\u751f\u6210\u3059\u308b","blog_title":"Bye Bye Moore","author_name":"shuzo_kino","type":"rich","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fshuzo-kino.hateblo.jp%2Fentry%2F2014%2F07%2F02%2F235448\" title=\"format\u3067\u30a2\u30ec\u6c17\u6587\u5b57\u5217\u3092\u7dba\u9e97\u306b\u751f\u6210\u3059\u308b - Bye Bye Moore\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","height":"190","published":"2014-07-02 23:54:48","image_url":null}