{"version":"1.0","author_url":"https://blog.hatena.ne.jp/tateisu/","width":"100%","blog_url":"https://tateisu.hatenablog.com/","blog_title":"\u305f\u3066\u3044\u3059\u306e\u30e1\u30e22","author_name":"tateisu","provider_url":"https://hatena.blog","type":"rich","image_url":null,"provider_name":"Hatena Blog","height":"190","published":"2008-10-26 20:41:05","categories":["\u30d7\u30ed\u30b0\u30e9\u30e0"],"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Ftateisu.hatenablog.com%2Fentry%2F20081026%2F1225021265\" title=\"perl\u3067\u5909\u6570\u306e\u578b\u3092\u8abf\u3079\u308b - \u305f\u3066\u3044\u3059\u306e\u30e1\u30e22\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","description":"\u5909\u6570\u304c\u30ea\u30d5\u30a1\u30ec\u30f3\u30b9\u3067\u3042\u308b\u5834\u5408\u306b\u53c2\u7167\u5148\u304c\u914d\u5217\u304b\u30cf\u30c3\u30b7\u30e5\u304b\u8abf\u3079\u308b\u3002 bless\u304c\u7d61\u3080\u3068ref\u3060\u3051\u3067\u3082scalar\u3060\u3051\u3067\u3082\u30c0\u30e1\u3089\u3057\u3044\u3002 sub getDataType($){ return if not ref $_[0]; # return null if not reference type. $_[0]=~/(\\w+)\\(/; # use scalar to void effect of bless. return $1; } sub test{ my($v)=@_; my $g = getDataType($v); my $r = ref($v); my $s = scalar($v); d\u2026","url":"https://tateisu.hatenablog.com/entry/20081026/1225021265","title":"perl\u3067\u5909\u6570\u306e\u578b\u3092\u8abf\u3079\u308b"}