{"height":"190","author_name":"rightgo09","url":"https://r9.hateblo.jp/entry/20100127/p1","author_url":"https://blog.hatena.ne.jp/rightgo09/","provider_name":"Hatena Blog","image_url":null,"width":"100%","categories":["Perl"],"type":"rich","title":"\u7121\u540d\u30cf\u30c3\u30b7\u30e5\u30b3\u30d4\u30fc\u3067\u306f\u307e\u308b","blog_url":"https://r9.hateblo.jp/","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fr9.hateblo.jp%2Fentry%2F20100127%2Fp1\" title=\"\u7121\u540d\u30cf\u30c3\u30b7\u30e5\u30b3\u30d4\u30fc\u3067\u306f\u307e\u308b - Perl\u65e5\u8a18\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","version":"1.0","published":"2010-01-27 00:00:00","provider_url":"https://hatena.blog","description":"Perl\u3092\u52c9\u5f37\u3057\u30661\u5e74\u304f\u3089\u3044\u7d4c\u3063\u305f\u3051\u3069\u3001\u521d\u3081\u3066\u77e5\u3063\u305f\u306e\u3067\u30e1\u30e2\u3002 \u7121\u540d\u30cf\u30c3\u30b7\u30e5\u3092\u30b9\u30ab\u30e9\u306b\u5165\u308c\u3066\u3001\u305d\u306e\u30b9\u30ab\u30e9\u3092\u30b3\u30d4\u30fc\u3057\u3066\u7247\u65b9\u306e\u5024\u3092\u5909\u66f4\u3059\u308b\u3068\u3001\u3082\u3046\u4e00\u65b9\u3082\u5909\u308f\u3063\u3066\u3057\u307e\u3046\u3002 #!/usr/local/bin/perl use strict; use warnings; use 5.010; my $aaa = { a => 1 }; say $aaa->{a}; #=> 1 my $bbb = $aaa; $bbb->{a} = 2; say $aaa->{a}; #=> 2 __END__ \u30ea\u30d5\u30a1\u30ec\u30f3\u30b9\u81ea\u4f53\u3092\u51fa\u529b\u3057\u3066\u307f\u308b\u3068\u3001\u5168\u304f\u540c\u3058\u3002 say $aaa; #=> HASH(0x8784c20) sa\u2026","blog_title":"Perl\u65e5\u8a18"}