{"categories":["Perl","Memoize"],"image_url":null,"provider_name":"Hatena Blog","url":"https://cooldaemon.hatenadiary.org/entry/20060313/1142215135","blog_url":"https://cooldaemon.hatenadiary.org/","blog_title":"cooldaemon\u306e\u5099\u5fd8\u9332","author_name":"cooldaemon","published":"2006-03-13 10:58:55","version":"1.0","width":"100%","description":"Perl Best Practices \u30cd\u30bf\u3002\u30bd\u30fc\u30c8\u3092\u884c\u3046\u969b\u3001\u540c\u3058\u5f15\u6570\u3092\u4e0e\u3048\u305f\u5834\u5408\u3001\u7d50\u679c\u304c\u540c\u3058\u3068\u306a\u308b\u95a2\u6570\u3092\u5229\u7528\u3059\u308b\u5834\u5408\u30fb\u30fb\u30fb my @numbers = ( 1 .. 100 ); my @sorted_numbers = sort { calc($a) <=> calc($b) } @numbers; sub calc [ # \u3044\u308d\u3044\u308d\u6642\u9593\u306e\u639b\u304b\u308b\u51e6\u7406 }sort \u30d6\u30ed\u30c3\u30af\u5185\u306e calc \u306f\u4f55\u5ea6\u3082\u547c\u3070\u308c\u308b\u306e\u3067\u3001\u4e0b\u8a18\u306e\u3088\u3046\u306b\u5024\u3092\u30ad\u30e3\u30c3\u30b7\u30f3\u30b0\u3057\u305f\u65b9\u304c\u826f\u3044\u3002 my @numbers = ( 1 .. 100 ); my @sorted_numbers = map { $_->[0] } sort \u2026","height":"190","type":"rich","title":"\u4f7f\u3044\u65b9","author_url":"https://blog.hatena.ne.jp/cooldaemon/","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fcooldaemon.hatenadiary.org%2Fentry%2F20060313%2F1142215135\" title=\"\u4f7f\u3044\u65b9 - cooldaemon\u306e\u5099\u5fd8\u9332\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","provider_url":"https://hatena.blog"}