{"categories":["Perl"],"description":"overload - Perl \u306e\u6f14\u7b97\u5b50\u306e\u30aa\u30fc\u30d0\u30fc\u30ed\u30fc\u30c9\u3092\u884c\u3046\u30d1\u30c3\u30b1\u30fc\u30b8(perldoc.jp)\u3053\u3093\u306a\u306e\u304c\u3042\u3063\u305f\u3093\u3067\u3059\u306d\u3002perldoc\u4e00\u89a7\u306e\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3067\u898b\u305f\u3053\u3068\u306f\u3042\u3063\u305f\u306e\u304b\u3082\u77e5\u308c\u307e\u305b\u3093\u3002\u5fc5\u8981\u306a\u304b\u3063\u305f\u306e\u3067\u3001\u30b9\u30eb\u30fc\u3057\u3066\u307e\u3057\u305f\u3002\u4eca\u56de\u3001\u306a\u3093\u3068\u306a\u304f\u904a\u3093\u3067\u307f\u305f\u306e\u3067\u3053\u3053\u306b\u7f6e\u3044\u3066\u304a\u304d\u307e\u3059\u3002 \u8ab2\u984c\u306f\u3001\"$d = $a\"\u304c\u30ea\u30d5\u30a1\u30ec\u30f3\u30b9\u306e\u30b3\u30d4\u30fc\u306b\u306a\u3063\u3066\u3044\u308b\u306e\u3092\u3001\u30b3\u30d4\u30fc\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u3092\u547c\u3079\u308b\u3088\u3046\u306b\u3059\u308b\u3068\u3053\u308d\u3067\u3059\u3002\u3053\u3053\u304c\u307e\u3060\u3061\u3087\u3063\u3068\u826f\u304f\u5206\u304b\u308a\u307e\u305b\u3093\u3002 \u30b3\u30fc\u30c9 package Number; use overload \"+\" => \\&operator_add, \"0+\" => sub { shift->[0] },\u2026","author_url":"https://blog.hatena.ne.jp/argius/","blog_url":"https://argius.hatenablog.jp/","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fargius.hatenablog.jp%2Fentry%2F20090507%2F1241696342\" title=\"\u6f14\u7b97\u5b50\u30aa\u30fc\u30d0\u30fc\u30ed\u30fc\u30c9 - argius note\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","title":"\u6f14\u7b97\u5b50\u30aa\u30fc\u30d0\u30fc\u30ed\u30fc\u30c9","type":"rich","provider_name":"Hatena Blog","provider_url":"https://hatena.blog","version":"1.0","blog_title":"argius note","width":"100%","author_name":"argius","height":"190","image_url":null,"url":"https://argius.hatenablog.jp/entry/20090507/1241696342","published":"2009-05-07 20:39:02"}