{"width":"100%","provider_url":"https://hatena.blog","description":"lamba\u306fProc\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u5225\u306e\u66f8\u304d\u65b9\u3067\u3059\u3002 Proc\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3084\u30d6\u30ed\u30c3\u30af\u306b\u95a2\u3057\u3066\u306f\u3053\u3061\u3089\u306e\u8a18\u4e8b\u3092\u307f\u3066\u304f\u3060\u3055\u3044\u3002 \u30d6\u30ed\u30c3\u30af\u306b\u3064\u3044\u3066 - mikami's engineer diary x = lambda { 'foo' } x.call =>foo lambda\u306f->\u3067\u3082\u66f8\u3051\u308b\u306e\u3067\u4e0a\u306f\u3053\u306e\u3088\u3046\u306b\u66f8\u304d\u76f4\u305b\u307e\u3059\u3002 x = -> { 'foo' } x.call => \"foo\" rails\u3060\u3068\u3053\u3063\u3061\u306e\u65b9\u304c\u898b\u304b\u3051\u308b\u3068\u601d\u3044\u307e\u3059\u3002 \u30d6\u30ed\u30c3\u30af\u3092\u6e21\u3057\u3066\u3044\u305f\u3093\u3067\u3059\u306d\u3002 \u5f15\u6570\u3082\u6e21\u305b\u307e\u3059\u3002 x = -> (x) { x + 100 } x.call(5) => \"105\" Proc\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3068\u306e\u6319\u52d5\u306e\u2026","url":"https://mikamisan.hatenablog.com/entry/2016/08/24/232252","title":"lambda\u306b\u3064\u3044\u3066","image_url":null,"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fmikamisan.hatenablog.com%2Fentry%2F2016%2F08%2F24%2F232252\" title=\"lambda\u306b\u3064\u3044\u3066 - mikami&#39;s blog\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","author_url":"https://blog.hatena.ne.jp/frozen_faithjp/","type":"rich","blog_url":"https://mikamisan.hatenablog.com/","height":"190","categories":["ruby"],"author_name":"frozen_faithjp","provider_name":"Hatena Blog","version":"1.0","published":"2016-08-24 23:22:52","blog_title":"mikami's blog"}