{"id":5383,"date":"2012-01-10T21:27:59","date_gmt":"2012-01-10T12:27:59","guid":{"rendered":"http:\/\/www.achiachi.net\/nikki\/?p=5383"},"modified":"2016-06-10T22:17:52","modified_gmt":"2016-06-10T13:17:52","slug":"perl%e3%83%a1%e3%83%a2-%e6%95%b0%e5%80%a4%e5%88%a4%e5%ae%9a","status":"publish","type":"post","link":"https:\/\/www.achiachi.net\/nikki\/perl%e3%83%a1%e3%83%a2-%e6%95%b0%e5%80%a4%e5%88%a4%e5%ae%9a.html","title":{"rendered":"Perl\u30e1\u30e2 \u6570\u5024\u5224\u5b9a"},"content":{"rendered":"<p>Perl\u306e\u6b63\u898f\u8868\u73fe\u3067\u6574\u6570(\/\u6570\u5217\/\u6570\u5b57\/\u6570\u5024)\u304b\u5224\u5b9a\u3059\u308b\u65b9\u6cd5<br \/>\n<!--more--><\/p>\n<p><strong>(1)+-\u7121\u3057\u306e\u6574\u6570\u306e\u6642<\/strong><br \/>\n\u6b63\u898f\u8868\u73fe\u3092\u4f7f\u3063\u3066\u7c21\u5358\u306b\u3067\u304d\u308b\u3002<\/p>\n<pre>\r\nif($num =~ \/^[0-9]+$\/){\r\n    print \"Yes\";\r\n}else{\r\n    print \"No\";\r\n}\r\n<\/pre>\n<p>\u203b0\u304b\u3089\u59cb\u307e\u308b\u300c0123\u300d\u3084\u300c0000\u300d\u306a\u3069\u3082\u30de\u30c3\u30c1\u3059\u308b\u306e\u3067\u6ce8\u610f\u3002<br \/>\n\u3000\u8a08\u7b97\u51e6\u7406\u3067\u4f7f\u3046\u306a\u30890\u304c\u3042\u3063\u3066\u3082\u554f\u984c\u306f\u7121\u3044\u3068\u601d\u3046\u3002<\/p>\n<p><strong>(2)+-\u3082\u4f7f\u3048\u308b\u6574\u6570\u306e\u5834\u5408<\/strong><br \/>\n\u6b63\u898f\u8868\u73fe\u3092\u4f7f\u3063\u3066\u7c21\u5358\u306b\u3067\u304d\u308b\u3002<\/p>\n<pre>\r\nif($num =~ \/^[+-]?[0-9]+$\/){\r\n    print \"Yes\";\r\n}else{\r\n    print \"No\";\r\n}\r\n<\/pre>\n<p>\u203b(1)\u3068\u540c\u3058\u300c0123\u300d\u3084\u300c0000\u300d\u306a\u3069\u3082\u30de\u30c3\u30c1\u3059\u308b\u306e\u3067\u6ce8\u610f<br \/>\n\u203b\u300c-0\u300d\u3067\u3082OK\u306b\u306a\u308b\u306e\u3067\u6ce8\u610f\u3002<br \/>\n\u3000\u8a08\u7b97\u51e6\u7406\u3067\u4f7f\u7528\u3059\u308b\u306a\u3089-0\u3067\u3082\u554f\u984c\u306f\u7121\u3044\u3068\u601d\u3046\u3002<\/p>\n<p><strong>(3)\u5c11\u6570\u70b9\u4ee5\u4e0b\u3082\u8a31\u53ef\u3059\u308b\u5834\u5408<\/strong><br \/>\n\u5c0f\u6570\u70b9\u3042\u308a\u306e\u6b63\u898f\u8868\u73fe\u306f\u300c^[0-9]+\\.[0-9]+$\u300d\u3060\u304c\u3001\u3053\u308c\u3060\u3068\u6574\u6570\u306e\u307f\u306e\u6642\u30de\u30c3\u30c1\u3057\u306a\u3044\u306e\u3067\u3001<br \/>\n\u30d1\u30a4\u30d7(|)\u3092\u4f7f\u3063\u3066\u6574\u6570\u306e\u6642\u3068\u5c0f\u6570\u70b9\u3042\u308a\u306e\u6642\u306e\u6761\u4ef6\u3092\u3069\u3061\u3089\u304b\u3067\u30de\u30c3\u30c1\u3055\u305b\u308b\u3002<\/p>\n<pre>\r\nif($num =~ \/^[0-9]+$|^[0-9]+\\.[0-9]+$\/){\r\n    print \"Yes\";\r\n}else{\r\n    print \"No\";\r\n}\r\n<\/pre>\n<p>\u203b0\u304b\u3089\u59cb\u307e\u308b\u300c0123\u300d\u306a\u3069\u3082Yes\u306b\u306a\u308b\u306e\u3067\u6ce8\u610f\u3002<\/p>\n<p><strong>(4)\u6841\u6570\u304c\u6c7a\u307e\u3063\u3066\u3044\u308b\u6570\u5217<\/strong><br \/>\n\u9280\u884c\u306e\u6697\u8a3c\u756a\u53f7\u306e\u3088\u3046\u306b0000\u306a\u3069\u6841\u6570\u304c\u6c7a\u307e\u3063\u3066\u3044\u308b\u5834\u5408\u3001<br \/>\n^[0-9][0-9][0-9][0-9]$\u3067\u3082\u826f\u3044\u3051\u3069\u3001{}\u3092\u4f7f\u3046\u3068\u4fbf\u5229\u3002<br \/>\n4\u6841\u306e\u5834\u5408\u306f^[0-9]{4}$\u3068\u3057\u307e\u3059\u3002<\/p>\n<pre>\r\nif($num =~ \/^[0-9]{4}$\/){\r\n    print \"Yes\";\r\n}else{\r\n    print \"No\";\r\n}\r\n<\/pre>\n<p><strong>(5)\u6841\u6570\u304c\u53ef\u5909\u3059\u308b\u6570\u5217<\/strong><br \/>\n\u6841\u6570\u304c\u53ef\u5909\u306e\u5834\u5408\u30011\u304b\u30894\u6841\u306e\u5834\u5408\u306f^[0-9]{1,4}$\u3068\u3057\u307e\u3059\u3002<\/p>\n<pre>\r\nif($num =~ \/^[0-9]{1,4}$\/){\r\n    print \"Yes\";\r\n}else{\r\n    print \"No\";\r\n}\r\n<\/pre>\n","protected":false},"excerpt":{"rendered":"<p>Perl\u306e\u6b63\u898f\u8868\u73fe\u3067\u6574\u6570(\/\u6570\u5217\/\u6570\u5b57\/\u6570\u5024)\u304b\u5224\u5b9a\u3059\u308b\u65b9\u6cd5<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[84],"tags":[92],"class_list":["post-5383","post","type-post","status-publish","format-standard","hentry","category-84","tag-perl"],"_links":{"self":[{"href":"https:\/\/www.achiachi.net\/nikki\/wp-json\/wp\/v2\/posts\/5383","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.achiachi.net\/nikki\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.achiachi.net\/nikki\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.achiachi.net\/nikki\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.achiachi.net\/nikki\/wp-json\/wp\/v2\/comments?post=5383"}],"version-history":[{"count":1,"href":"https:\/\/www.achiachi.net\/nikki\/wp-json\/wp\/v2\/posts\/5383\/revisions"}],"predecessor-version":[{"id":5384,"href":"https:\/\/www.achiachi.net\/nikki\/wp-json\/wp\/v2\/posts\/5383\/revisions\/5384"}],"wp:attachment":[{"href":"https:\/\/www.achiachi.net\/nikki\/wp-json\/wp\/v2\/media?parent=5383"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.achiachi.net\/nikki\/wp-json\/wp\/v2\/categories?post=5383"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.achiachi.net\/nikki\/wp-json\/wp\/v2\/tags?post=5383"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}