{"id":174,"date":"2021-08-21T18:31:08","date_gmt":"2021-08-21T10:31:08","guid":{"rendered":"https:\/\/www.52dixiaowo.com\/python\/?p=174"},"modified":"2021-08-21T18:31:08","modified_gmt":"2021-08-21T10:31:08","slug":"python%e4%b9%8bregex%e5%8c%b9%e9%85%8d%e5%bc%80%e5%a4%b4%e7%bb%93%e5%b0%be","status":"publish","type":"post","link":"https:\/\/www.52dixiaowo.com\/python\/post-174.html","title":{"rendered":"python\u4e4bregex\u5339\u914d\u5f00\u5934\u7ed3\u5c3e"},"content":{"rendered":"\n<p>\u672c\u8282\u4ecb\u7ecdpython\u4f7f\u7528\u6b63\u5219\u8868\u8fbe\u5f0f\uff08regex\uff09\u5339\u914d\u5f00\u5934\u548c\u7ed3\u5c3e\u3002<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td>^<\/td><td>\u5f00\u5934\u5339\u914d<\/td><\/tr><tr><td>$<\/td><td>\u7ed3\u5c3e\u5339\u914d<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>\u5728python\u4e2d\u4f7f\u7528re\u6a21\u5757\u7684match\u65b9\u6cd5\u65f6\uff0c\u9ed8\u8ba4\u662f\u4ece\u5de6\u5230\u53f3\u7684\uff0c\u4e5f\u5c31\u662f\u81ea\u5e26\u5339\u914d\u5f00\u5934\uff0c\u4f46\u5e76\u4e0d\u5339\u914d\u7ed3\u5c3e\u3002<\/p>\n\n\n\n<p>\u4f8b\u5982\uff0c\u5339\u914d\u6807\u8bc6\u7b26\u547d\u540d\uff0c\uff08\u9996\u5b57\u6bcd\u4e0d\u80fd\u6570\u5b57\uff0c\u53ef\u4ee5\u4f7f\u7528\u5b57\u6bcd\u3001\u6570\u5b57\u3001\u4e0b\u5212\u7ebf\uff09<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>re.match(r\"&#91;a-zA-Z_]&#91;a-zA-Z0-9_]*\", name)<\/code><\/pre>\n\n\n\n<p>\u5047\u8bbename\u4e3a\u6807\u8bc6\u7b26\u540d\u79f0\uff0c\u90a3\u4e48\u4f1a\u53d1\u751f\u4e00\u4e9b\u5224\u65ad\u9519\u8bef\u60c5\u51b5\uff0c\u4f8b\u5982 my_str! \uff0c\u867d\u7136\u524d\u9762\u90fd\u5339\u914d\u6210\u529f\uff0c\u4f46\u6700\u540e\u7684!\u663e\u7136\u662f\u975e\u6cd5\u5b57\u7b26\u3002<\/p>\n\n\n\n<p>\u5f53\u4f60\u65e0\u6cd5\u660e\u786e\u77e5\u9053\u5b57\u7b26\u6709\u591a\u957f\uff0c\u5f88\u96be\u786e\u5b9a\u6700\u540e\u7684\u5b57\u7b26\u662f\u5426\u5408\u6cd5\uff0c\u90a3\u4e48\u9700\u8981\u505a\u7ed3\u5c3e\u68c0\u6d4b\uff0c\u786e\u5b9a\u6700\u540e\u786e\u5b9e\u6ca1\u6709\u5176\u4ed6\u4e0d\u5408\u6cd5\u5b57\u7b26\u3002<\/p>\n\n\n\n<p>\u5728python\u4e2d\uff0cre.match\u65b9\u6cd5\u81ea\u5e26\u5f00\u5934\u5339\u914d\uff0c\u90a3\u4e48\u4e0a\u8ff0\u53d8\u91cf\u5339\u914d\u53ea\u9700\u8981\u6dfb\u52a0\u4e00\u4e2a$\u5373\u53ef<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>re.match(r\"&#91;a-zA-Z_]&#91;a-zA-Z0-9_]*$\", name)<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\u672c\u8282\u4ecb\u7ecdpython\u4f7f\u7528\u6b63\u5219\u8868\u8fbe\u5f0f\uff08regex\uff09\u5339\u914d\u5f00\u5934\u548c\u7ed3\u5c3e\u3002 ^ \u5f00\u5934\u5339\u914d $ \u7ed3\u5c3e\u5339\u914d \u5728python\u4e2d&hellip; <a href=\"https:\/\/www.52dixiaowo.com\/python\/post-174.html\" class=\"more-link\">\u7ee7\u7eed\u9605\u8bfb <span class=\"screen-reader-text\">python\u4e4bregex\u5339\u914d\u5f00\u5934\u7ed3\u5c3e<\/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\/174"}],"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=174"}],"version-history":[{"count":0,"href":"https:\/\/www.52dixiaowo.com\/python\/wp-json\/wp\/v2\/posts\/174\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.52dixiaowo.com\/python\/wp-json\/wp\/v2\/media?parent=174"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.52dixiaowo.com\/python\/wp-json\/wp\/v2\/categories?post=174"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.52dixiaowo.com\/python\/wp-json\/wp\/v2\/tags?post=174"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}