{"id":169,"date":"2021-08-19T11:05:41","date_gmt":"2021-08-19T03:05:41","guid":{"rendered":"https:\/\/www.52dixiaowo.com\/python\/?p=169"},"modified":"2021-08-19T11:06:11","modified_gmt":"2021-08-19T03:06:11","slug":"python%e4%b8%adregex%e7%9a%84%e5%ba%94%e7%94%a8%e5%9c%ba%e6%99%af","status":"publish","type":"post","link":"https:\/\/www.52dixiaowo.com\/python\/post-169.html","title":{"rendered":"python\u4e2dregex\u7684\u5e94\u7528\u573a\u666f"},"content":{"rendered":"\n<p>\u6b63\u5219\u8868\u8fbe\u5f0f\uff08regex\uff09\u662f\u4e00\u4e2a\u5f3a\u5927\u7684\u5b57\u7b26\u4e32\u5904\u7406\u5de5\u5177\u3002<\/p>\n\n\n\n<p>\u6b63\u5219\u8868\u8fbe\u5f0f\u5e76\u4e0d\u662fpython\u7279\u6709\u7684\uff0cregex\u53ef\u4ee5\u5e94\u7528\u4e8e\u4efb\u610f\u8bed\u8a00<\/p>\n\n\n\n<p>\u5728python\u4e2d\uff0cregex\u975e\u5e38\u7528\u4e8e\u722c\u866b\u7b49\u7f51\u7edc\u5b57\u7b26\u4e32\u5904\u7406\uff0c\u5f53\u7136\u4e5f\u5305\u62ec\u5176\u4ed6\u7684\u4e00\u822c\u5e94\u7528\u573a\u666f\uff0c\u7528\u7684\u6700\u591a\u7684\u4ecd\u7136\u662f\u201c\u722c\u866b\u201d<\/p>\n\n\n\n<p>\u6bd4\u5982\uff0c\u8981\u83b7\u53d6\u4e00\u4e2a\u7f51\u9875\u7684\u6240\u6709\u56fe\u7247\uff0c \u53ef\u4ee5\u76f4\u63a5\u5339\u914d\u94fe\u63a5\u540e\u7f00\uff0c\u6bd4\u5982.jpg, .png\u7b49\u5c31\u53ef\u4ee5\u5feb\u901f\u83b7\u53d6\u56fe\u7247\u94fe\u63a5\u3002<\/p>\n\n\n\n<h2>\u5feb\u901f\u5165\u95e8regex<\/h2>\n\n\n\n<p>\u8981\u6c42\uff1a\u5224\u65ad\u5b57\u7b26\u4e32\u5982&#8221;hello python, Hello Regex&#8221;\uff0c\u662f\u5426\u4ee5hello\uff0c\u6216Hello\u5f00\u5934\uff0c\u5982\u679c\u662f\u5219\u8f93\u51fa\u5339\u914d\u7ed3\u679c<\/p>\n\n\n\n<p>1.\u5bfc\u5165\u6a21\u5757<\/p>\n\n\n\n<p>python\u4e2dregex\u4f7f\u7528\u7684\u6a21\u5757\u4e3a re<\/p>\n\n\n\n<p>2.\u57fa\u672c\u5339\u914d\u65b9\u6cd5<\/p>\n\n\n\n<p>\u8fd9\u91cc\u4f7f\u7528 result = re.match(\u6b63\u5219\u8868\u8fbe\u5f0f, \u5f85\u5904\u7406\u5b57\u7b26\u4e32)\uff0c\u5982\u679c\u5339\u914d\u5230\u6570\u636e\uff0c\u4f1a\u4fdd\u5b58\u5230 result \u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7\u5224\u65ad result \u786e\u5b9a\u662f\u5426\u5b58\u5728\u7ed3\u679c<\/p>\n\n\n\n<p>3.python\u4ee3\u7801<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>import re\n\n\ndef main():\n    mystery = \"hello python, Hello Regex\"\n\n    result = re.match(r\"&#91;hH]ello\", mystery)\n\n    if result:\n        print(result.group())\n\n\nif __name__ == \"__main__\":\n    main()<\/code><\/pre>\n\n\n\n<p>\u7a0b\u5e8f\u6267\u884c\u7ed3\u679c\uff1a<\/p>\n\n\n\n<ul><li>hello<\/li><\/ul>\n\n\n\n<p>\u540e\u7eed\u7ae0\u8282\uff0c\u6211\u4eec\u5c06\u5b66\u4e60regex\u7684<\/p>\n\n\n\n<ul><li>\u5339\u914d\u5355\u5b57\u7b26<\/li><li>\u5339\u914d\u591a\u5b57\u7b26<\/li><li>\u5339\u914d\u8f6c\u79fb\u5b57\u7b26<\/li><li>\u7ed3\u679c\u5206\u7ec4<\/li><li>&#8230;<\/li><\/ul>\n","protected":false},"excerpt":{"rendered":"<p>\u6b63\u5219\u8868\u8fbe\u5f0f\uff08regex\uff09\u662f\u4e00\u4e2a\u5f3a\u5927\u7684\u5b57\u7b26\u4e32\u5904\u7406\u5de5\u5177\u3002 \u6b63\u5219\u8868\u8fbe\u5f0f\u5e76\u4e0d\u662fpython\u7279\u6709\u7684\uff0cregex\u53ef\u4ee5\u5e94\u7528\u4e8e&hellip; <a href=\"https:\/\/www.52dixiaowo.com\/python\/post-169.html\" class=\"more-link\">\u7ee7\u7eed\u9605\u8bfb <span class=\"screen-reader-text\">python\u4e2dregex\u7684\u5e94\u7528\u573a\u666f<\/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\/169"}],"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=169"}],"version-history":[{"count":0,"href":"https:\/\/www.52dixiaowo.com\/python\/wp-json\/wp\/v2\/posts\/169\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.52dixiaowo.com\/python\/wp-json\/wp\/v2\/media?parent=169"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.52dixiaowo.com\/python\/wp-json\/wp\/v2\/categories?post=169"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.52dixiaowo.com\/python\/wp-json\/wp\/v2\/tags?post=169"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}