{"id":170,"date":"2021-08-21T00:42:42","date_gmt":"2021-08-20T16:42:42","guid":{"rendered":"https:\/\/www.52dixiaowo.com\/python\/?p=170"},"modified":"2021-08-21T00:42:42","modified_gmt":"2021-08-20T16:42:42","slug":"python%e4%b9%8bregex%e5%8c%b9%e9%85%8d%e5%8d%95%e4%b8%aa%e5%ad%97%e7%ac%a6","status":"publish","type":"post","link":"https:\/\/www.52dixiaowo.com\/python\/post-170.html","title":{"rendered":"python\u4e4bregex\u5339\u914d\u5355\u4e2a\u5b57\u7b26"},"content":{"rendered":"\n<p>\u672c\u8282\u4ecb\u7ecd\u5728python\u4e2d\uff0c\u5982\u4f55\u4f7f\u7528\u6b63\u5219\u8868\u8fbe\u5f0f\uff08regex\uff09\u5339\u914d\u5355\u4e2a\u5b57\u7b26<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td>\u5b57\u7b26<\/td><td>\u529f\u80fd<\/td><\/tr><tr><td>.<\/td><td>\u5339\u914d\u4efb\u610f1\u4e2a\u5b57\u7b26\uff08\u9664\\n\uff09<\/td><\/tr><tr><td>[ ]<\/td><td>\u5339\u914d[ ]\u4e2d\u4e3e\u4f8b\u7684\u5b57\u7b26<\/td><\/tr><tr><td>\\d<\/td><td>\u5339\u914d\u6570\u5b57\uff0c\u53730-9<\/td><\/tr><tr><td>\\D<\/td><td>\u5339\u914d\u975e\u6570\u5b57\uff0c\u5373\u4e0d\u662f\u6570\u5b57<\/td><\/tr><tr><td>\\s<\/td><td>\u5339\u914d\u7a7a\u767d\uff0c\u5373\u7a7a\u683c\uff0ctab\u952e<\/td><\/tr><tr><td>\\S<\/td><td>\u5339\u914d\u975e\u7a7a\u767d<\/td><\/tr><tr><td>\\w<\/td><td>\u5339\u914d\u5355\u8bcd\u5b57\u7b26\uff0c\u5373a-z\u3001A-Z\u30010-9\u3001_<\/td><\/tr><tr><td>\\W<\/td><td>\u5339\u914d\u975e\u5355\u8bcd\u5b57\u7b26<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>\u9996\u5148\uff0cre.match()\u65b9\u6cd5\uff0c\u662f\u4ece\u5de6\u5230\u53f3\u5339\u914d\u7684\uff0c\u53ea\u8981\u4ece\u5de6\u5230\u53f3\u7b26\u5408\u5373\u53ef<\/p>\n\n\n\n<p>\u6211\u4eec\u5148\u7ec3\u4e60\\d\uff0c\u5b83\u8868\u793a\u4ee3\u66ff\u4efb\u610f\u4e00\u4e2a\u6570\u5b57\uff0c\u4f8b\u5982<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>import re\n\n\ndef main():\n\n    pattern = r\"52\u7684\u5c0f\u7a9dv\\d\"\n    result1 = re.match(pattern, \"52\u7684\u5c0f\u7a9dv11\")\n    result2 = re.match(pattern, \"52\u7684\u5c0f\u7a9dv2\")\n\n    if result1:\n        print(result1.group())\n\n    if result2:\n        print(result2.group())\n\n\nif __name__ == \"__main__\":\n    main()\n<\/code><\/pre>\n\n\n\n<p>\u7a0b\u5e8f\u6267\u884c\u7ed3\u679c\uff1a<\/p>\n\n\n\n<ul><li>52\u7684\u5c0f\u7a9dv1<\/li><li>52\u7684\u5c0f\u7a9dv2<\/li><\/ul>\n\n\n\n<p>\\d\u7684\u8303\u56f4\u53ef\u80fd\u592a\u5e7f\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528[ ]\u6307\u5b9a\u4e00\u4e9b\u503c\uff0c\u6bd4\u5982\u4e0b\u9762\u8fd9\u4e2a\u4f8b\u5b50\uff0c\u53ea\u4f1a\u5339\u914d[ ]\u4e2d\u7684\u6570\u503c\uff0c\u6307\u5b9a\u4e861\u6216\u80052<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>re.match(r\"52\u7684\u5c0f\u7a9dv&#91;12]\", \"52\u7684\u5c0f\u7a9dv6\")<\/code><\/pre>\n\n\n\n<p>\u5bf9\u4e8e\u8fde\u7eed\u591a\u4e2a\u6570\u503c\uff0c\u53ef\u4ee5\u4f7f\u7528-\u8868\u793a\uff0c\u4f8b\u59821-46-8\u8868\u793a1\u52304\u4e146\u52308\u3002\u4e2d\u62ec\u53f7\u4e2d\u4e0d\u4ec5\u53ef\u4ee5\u5339\u914d\u6570\u5b57\uff0c\u4e5f\u53ef\u4ee5\u5339\u914d\u5b57\u6bcd\uff0c\u4f8b\u5982[0-9a-zA-Z]\u8868\u793a\u6240\u6709\u7684\u6570\u5b57\uff0c\u5b57\u6bcd\u3002<\/p>\n\n\n\n<p>\u5bf9\u4e8e\u5b57\u6bcd\uff0c\u6570\u5b57\uff0c\u4e0b\u5212\u7ebf\uff0c\u53ef\u4ee5\u4f7f\u7528\\w\u5feb\u901f\u5339\u914d\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>re.match(r\"52\u7684\u5c0f\u7a9d\\w\", \"52\u7684\u5c0f\u7a9d_\")<\/code><\/pre>\n\n\n\n<p>\u4f46\u662f\u8c28\u614e\u4f7f\u7528\\w\uff0c\u5b83\u5339\u914d\u7684\u5b57\u6bcd\uff0c\u5176\u5b9e\u662futf8\u5b57\u6bcd\uff0c\u5305\u62ec\u4e2d\u6587\u7b49<\/p>\n\n\n\n<p>\u5982\u679c\u4f60\u9700\u8981\u5224\u65ad\u7a7a\u683c\uff0c\u6216\u8005tab\u53ef\u4ee5\u4f7f\u7528\\s\u3002\u5f53\u7136\u4e5f\u8bf4\u660e\\s\u7528\u7684\u6bd4\u8f83\u5c11<\/p>\n\n\n\n<p>\u6b64\u5916\uff0cd\u4e0eD\u6b63\u597d\u76f8\u53cd\uff0c\u5305\u62ecs\u4e0eS\uff0cw\u4e0eW\u3002\u800c.\u8868\u793a\u4efb\u610f\u4e00\u4e2a\u5b57\u7b26\uff0c\u9664\u4e86\\n\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u672c\u8282\u4ecb\u7ecd\u5728python\u4e2d\uff0c\u5982\u4f55\u4f7f\u7528\u6b63\u5219\u8868\u8fbe\u5f0f\uff08regex\uff09\u5339\u914d\u5355\u4e2a\u5b57\u7b26 \u5b57\u7b26 \u529f\u80fd . \u5339\u914d\u4efb\u610f1\u4e2a\u5b57\u7b26\uff08\u9664\\&hellip; <a href=\"https:\/\/www.52dixiaowo.com\/python\/post-170.html\" class=\"more-link\">\u7ee7\u7eed\u9605\u8bfb <span class=\"screen-reader-text\">python\u4e4bregex\u5339\u914d\u5355\u4e2a\u5b57\u7b26<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[19],"tags":[],"_links":{"self":[{"href":"https:\/\/www.52dixiaowo.com\/python\/wp-json\/wp\/v2\/posts\/170"}],"collection":[{"href":"https:\/\/www.52dixiaowo.com\/python\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.52dixiaowo.com\/python\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.52dixiaowo.com\/python\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.52dixiaowo.com\/python\/wp-json\/wp\/v2\/comments?post=170"}],"version-history":[{"count":0,"href":"https:\/\/www.52dixiaowo.com\/python\/wp-json\/wp\/v2\/posts\/170\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.52dixiaowo.com\/python\/wp-json\/wp\/v2\/media?parent=170"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.52dixiaowo.com\/python\/wp-json\/wp\/v2\/categories?post=170"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.52dixiaowo.com\/python\/wp-json\/wp\/v2\/tags?post=170"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}