{"blog_url":"https://dayflower.hatenablog.com/","url":"https://dayflower.hatenablog.com/entry/20060524/1148471141","provider_url":"https://hatena.blog","type":"rich","author_name":"dayflower","published":"2006-05-24 20:45:41","height":"190","blog_title":"daily dayflower","title":" Readonly \u306f\u5225\u306b\u5b9a\u6570\u306e\u305f\u3081\u3060\u3051\u3058\u3083\u306a\u304f\u3066\u3082\u4f7f\u3048\u308b","image_url":null,"categories":["perl"],"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fdayflower.hatenablog.com%2Fentry%2F20060524%2F1148471141\" title=\" Readonly \u306f\u5225\u306b\u5b9a\u6570\u306e\u305f\u3081\u3060\u3051\u3058\u3083\u306a\u304f\u3066\u3082\u4f7f\u3048\u308b - daily dayflower\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","provider_name":"Hatena Blog","version":"1.0","description":"\u5909\u66f4\u4e0d\u53ef\u80fd\u306a\u5909\u6570\u3092\u4f5c\u308b\u306b\u306f Readonly \u3068\u3044\u3046\u30e2\u30b8\u30e5\u30fc\u30eb\u304c\u4f7f\u3048\u307e\u3059\u3002\u30b9\u30d4\u30fc\u30c9\u306b\u95a2\u3057\u3066\u30cd\u30ac\u30c6\u30a3\u30d6\u306a\u3053\u3068\u304c\u66f8\u3044\u3066\u3042\u308b\u306e\u3067\u3059\u304c\uff0c\u6c17\u306b\u306a\u308b\u5411\u304d\u306f Readonly::XS \u3092\u300c\u8ffd\u52a0\u3067\u300d\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308b\u3068\u81ea\u52d5\u7684\u306b\u305d\u3061\u3089\u304c\u4f7f\u308f\u308c\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002 \u901a\u5e38\u306f\uff0c\u5b9a\u6570\u306a\u3069\u3092\u8868\u73fe\u3059\u308b\u306e\u306b\u4f7f\u3063\u305f\u308a\u3057\u307e\u3059\u304c\uff0c #!/usr/bin/perl use strict; use Readonly; { my $hash = { msg => 'hello, world' }; sub fetch { Readonly::Scalar my $r => $hash; $r; } } my $r = fetch(); $r\u2026","width":"100%","author_url":"https://blog.hatena.ne.jp/dayflower/"}