{"description":"\u6587\u5b57\u5217\u4e2d\u306b\u30a8\u30b9\u30b1\u30fc\u30d7\u3055\u308c\u3066\u3044\u306a\u3044\u30c0\u30d6\u30eb\u30af\u30a9\u30fc\u30c8\u304c\u3042\u3063\u305f\u6642\u306b\uff0c\u4f8b\u3048\u3070\u6587\u5b57\u5217eval\u3057\u3088\u3046\u3068\u3059\u308b\u3068\u305a\u3063\u3053\u3051\u308b\u4e8b\u304c\u3042\u308a\u307e\u3059\uff0e\u4ee5\u4e0b\u306e\u69d8\u306a\u611f\u3058\uff0e\u306a\u305c\u5931\u6557\u3059\u308b\u304b\u3068\u3044\u3046\u3068\uff0ceval \"$str\"\u304ceval \"hel\"lo\"\u3068\u3044\u3046\u98a8\u306b\u8a55\u4fa1\u3055\u308c\u3066\u3057\u307e\u3046\u304b\u3089\u306a\u3093\u3067\u3059\u306d\uff0e\u3053\u308c\u3067\u306flo\"\u304cinvalid\u306b\u306a\u3063\u3066\u3057\u307e\u3044\u307e\u3059\uff0e \u3067\uff0c\u305d\u3046\u3044\u3046\u6642\u306b\u3069\u3046\u3059\u308b\u304b\u3068\u8a00\u3046\u3068B::perlstrig\u3067\u3059\u3088\uff01\u3053\u3046\u3059\u308b\u3068\u52d5\u304f\uff0e B::perlstring('hel\"lo')\u3068\u3044\u3046\u98a8\u306b\u3057\u3066\u3084\u308b\u3068\uff0c'hel\\\"lo'\u3068\u3044\u3046\u98a8\u306b\u9069\u5207\u306b\u30c0\u30d6\u30eb\u30af\u30a9\u30fc\u30c8\u3092\u30a8\u30b9\u30b1\u30fc\u30d7\u3057\u3066\u304f\u308c\u308b\u8a33\u3067\u3059\u306d\uff0e \u3053\u3046\u3044\u3046\u5834\u5408\u300c\u7537\u306f\u9ed9\u3063\u3066\u6b63\u898f\u8868\u73fe\u300d\u3068\u601d\u3063\u3066\u3044\u307e\u3057\u305f\u304c\uff0cB::pe\u2026","image_url":null,"provider_name":"Hatena Blog","height":"190","blog_url":"https://moznion.hatenadiary.com/","version":"1.0","author_url":"https://blog.hatena.ne.jp/moznion/","type":"rich","title":"B::perlstring\u3092\u4f7f\u3063\u3066\u6587\u5b57\u5217\u4e2d\u306e\u30c0\u30d6\u30eb\u30af\u30a9\u30fc\u30c8\u3092\u9069\u5207\u306b\u30a8\u30b9\u30b1\u30fc\u30d7\u3059\u308b","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fmoznion.hatenadiary.com%2Fentry%2F2014%2F02%2F27%2F143813\" title=\"B::perlstring\u3092\u4f7f\u3063\u3066\u6587\u5b57\u5217\u4e2d\u306e\u30c0\u30d6\u30eb\u30af\u30a9\u30fc\u30c8\u3092\u9069\u5207\u306b\u30a8\u30b9\u30b1\u30fc\u30d7\u3059\u308b - \u305d\u306e\u624b\u306e\u5e73\u306f\u5c3b\u3082\u3064\u304b\u3081\u308b\u3055\" 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","published":"2014-02-27 14:38:13","categories":["Perl"],"blog_title":"\u305d\u306e\u624b\u306e\u5e73\u306f\u5c3b\u3082\u3064\u304b\u3081\u308b\u3055","author_name":"moznion","url":"https://moznion.hatenadiary.com/entry/2014/02/27/143813"}