{"title":" delete_if\u3068reject!","author_name":"technohippy","width":"100%","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Ftechnohippy.hatenadiary.org%2Fentry%2F20071102%2F1193995573\" title=\" delete_if\u3068reject! - \u305a\u3063\u3068\u541b\u306e\u30bf\u30fc\u30f3\" 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://technohippy.hatenadiary.org/","published":"2007-11-02 18:26:13","provider_name":"Hatena Blog","type":"rich","description":"\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u8a00\u8a9e Ruby \u30ea\u30d5\u30a1\u30ec\u30f3\u30b9\u30de\u30cb\u30e5\u30a2\u30eb delete_if {|x| ... } reject! {|x| ... } \u8981\u7d20\u3092\u9806\u756a\u306b\u30d6\u30ed\u30c3\u30af\u306b\u6e21\u3057\u3066\u8a55\u4fa1\u3057\u3001\u305d\u306e\u7d50\u679c\u304c\u771f\u306b\u306a\u3063\u305f\u8981\u7d20\u3092\u3059\u3079\u3066\u524a\u9664\u3057\u307e\u3059\u3002 delete_if \u306f\u5e38\u306b self \u3092\u8fd4\u3057\u307e\u3059\u304c\u3001reject! \u306f\u8981\u7d20\u304c 1 \u3064\u4ee5\u4e0a\u524a\u9664\u3055\u308c\u308c\u3070 self \u3092\u3001 1 \u3064\u3082\u524a\u9664\u3055\u308c\u306a\u3051\u308c\u3070 nil \u3092\u8fd4\u3057\u307e\u3059\u3002 reject!\u306e\u6319\u52d5\u306b\u3061\u3087\u3063\u3068\u306f\u307e\u3063\u305f\u3002","url":"https://technohippy.hatenadiary.org/entry/20071102/1193995573","provider_url":"https://hatena.blog","categories":["Ruby","\u306f\u307e\u308a"],"image_url":null,"version":"1.0","author_url":"https://blog.hatena.ne.jp/technohippy/","height":"190","blog_title":"\u305a\u3063\u3068\u541b\u306e\u30bf\u30fc\u30f3"}