{"description":"Perl 5 \u4ee5\u964d\u3067\u4f7f\u308f\u308c\u308b\u6b63\u898f\u8868\u73fe\uff08\u3044\u308f\u3086\u308b perlre\uff09\u306f\uff0c\u6a19\u6e96\u7684\u306a\u6b63\u898f\u8868\u73fe\u3068\u304f\u3089\u3079\u3066\u62e1\u5f35\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u6614\u3080\u304b\u301c\u3057\uff08Perl 4 \u3092\u4f7f\u3063\u3066\u3044\u305f\u9803\uff09\u306f\uff0c\u53ef\u642c\u6027\u304c\u4f4e\u304f\u306a\u308b\u306e\u3067\u500b\u4eba\u7684\u306b\u62e1\u5f35\u6b63\u898f\u8868\u73fe\u306f\u4f7f\u3063\u3066\u3044\u306a\u304b\u3063\u305f\u306e\u3067\u3059\u304c\uff0c\u4eca\u306f\u4fbf\u5229\u306a\u3060\u3051\u3067\u306f\u306a\u304f\u53ef\u8aad\u6027\u304c\u9ad8\u307e\u308b\u306e\u3067\u8e8a\u8e87\u305b\u305a\u4f7f\u3063\u3066\u3044\u307e\u3059\u3002 \u6307\u5b9a\u56de\u6570\u30de\u30c3\u30c1\u306e {\u6570\u5b57} \u6a19\u6e96\u6b63\u898f\u8868\u73fe\u3067 '12345' =~ m/^\\d\\d\\d\\d\\d$/\u3068\u66f8\u304f\u3068\u3053\u308d\uff0c '12345' =~ m/^\\d{5}$/ \u306e\u3088\u3046\u306b\u66f8\u3051\u307e\u3059\u3002\\d{3,5} \u3068\u66f8\u304f\u3068\uff0c3\u56de\u301c5\u56de\u306e\u6700\u9577\u30de\u30c3\u30c1\uff0c\\d{,5} \u3068\u66f8\u304f\u30685\u56de\u4ee5\u4e0b\u306e\u30de\u30c3\u30c1\uff0c\\d{3,} \u3068\u66f8\u304f\u30683\u56de\u4ee5\u4e0a\u306e\u6700\u9577\u30de\u30c3\u30c1\u3092\u884c\u3044\u2026","blog_url":"https://dayflower.hatenablog.com/","image_url":null,"blog_title":"daily dayflower","width":"100%","author_name":"dayflower","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fdayflower.hatenablog.com%2Fentry%2F20060614%2F1150253476\" title=\" perlre - 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>","version":"1.0","url":"https://dayflower.hatenablog.com/entry/20060614/1150253476","author_url":"https://blog.hatena.ne.jp/dayflower/","type":"rich","published":"2006-06-14 11:51:16","categories":["perl"],"provider_name":"Hatena Blog","provider_url":"https://hatena.blog","title":" perlre","height":"190"}