{"provider_name":"Hatena Blog","height":"190","blog_url":"https://blog.nishimu.land/","published":"2008-12-05 08:09:20","author_url":"https://blog.hatena.ne.jp/Sixeight/","type":"rich","version":"1.0","categories":["ruby"],"image_url":null,"title":"Enumerable#inject(init, sym)\u304c\u683c\u597d\u826f\u3059\u304e\u308b\u4ef6\u306b\u3064\u3044\u3066","description":"Enumerable#map(sym)\u3068\u306f\u5927\u9055\u3044\u3067\u3059\u306d\uff08\u8ffd\u8a18\u3001\u305d\u3093\u306a\u30e1\u30bd\u30c3\u30c9\u306f\u306a\u3044\uff09rencon\u3067\u3001\u591a\u91cd\u304b\u3082\u3057\u308c\u306a\u3044Hash\u306e\u5024\u3092hash[:foo][:bar][:baz]\u3068\u3044\u304d\u306a\u308a\u30a2\u30af\u30bb\u30b9\u3057\u3066\u53d6\u5f97\u3057\u3066\u3082\u5927\u4e08\u592b\u306a\u3088\u3046\u306b\u3001\uff11\u3064\uff11\u3064\u53d6\u308a\u51fa\u3057\u3066\u78ba\u8a8d\u3057\u3066\u6700\u5f8c\u307e\u3067\u305f\u3069\u308a\u7740\u3051\u308c\u3070\u305d\u306e\u5024\u3092\u8fd4\u3059\u3068\u3044\u3046\u30e1\u30bd\u30c3\u30c9\u3092\u66f8\u3044\u305f\u3068\u304d\u306b\uff08\u30aa\u30ea\u30b8\u30f3\u30eb\u3058\u3083\u306a\u3044\u3067\u3059\u3088)\u3001\u3046\u3058\u3072\u3055\u3055\u3093\u306b\u6307\u6458\u3055\u308c\u305f\u66f8\u304d\u65b9\u304c\u3001 # @conf\u304c\u591a\u91cdHash def conf(*keys) keys.inject(@conf, :[]) rescue nil # FAIL: keys.inject(@conf, :[]) raise nil (thx\u2026","author_name":"Sixeight","blog_title":"\u3061\u306a\u307f\u306b","url":"https://blog.nishimu.land/entry/20081205/1228432160","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fblog.nishimu.land%2Fentry%2F20081205%2F1228432160\" title=\"Enumerable#inject(init, sym)\u304c\u683c\u597d\u826f\u3059\u304e\u308b\u4ef6\u306b\u3064\u3044\u3066 - \u3061\u306a\u307f\u306b\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","width":"100%","provider_url":"https://hatena.blog"}