{"id":173256,"date":"2023-07-29T21:20:51","date_gmt":"2023-07-29T13:20:51","guid":{"rendered":"http:\/\/www.idc.net\/help\/173256\/"},"modified":"2023-07-29T21:20:51","modified_gmt":"2023-07-29T13:20:51","slug":"%e5%90%8e%e6%b5%aa%e4%ba%91python%e6%95%99%e7%a8%8b%ef%bc%9apython%e4%b8%ad%e7%9a%84re-compile%e5%87%bd%e6%95%b0%e6%9c%89%e4%bd%95%e7%94%a8%e6%b3%95%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/idc.net\/help\/173256\/","title":{"rendered":"\u540e\u6d6a\u4e91Python\u6559\u7a0b\uff1apython\u4e2d\u7684re.compile\u51fd\u6570\u6709\u4f55\u7528\u6cd5\uff1f"},"content":{"rendered":"

 <\/span><\/strong><\/span><\/span><\/span><\/strong><\/p>\n

\u6a21\u5757\u4e0e\u51fd\u6570\u7684\u642d\u914d\u4f7f\u7528\u5df2\u7ecf\u662f\u5c61\u89c1\u4e0d\u9c9c\u4e86\uff0c\u50cf\u662f\u5728<\/span>re\u6a21\u5757\u4e2d\uff0ccompile\u51fd\u6570\u4e5f\u5e38\u5e38\u51fa\u73b0\u4f7f\u7528\uff0c\u4e3b\u8981\u8fd8\u662f\u529f\u80fd\u9002\u5e94\u6027\u6bd4\u8f83\u5f3a\uff0c\u53ef\u4ee5\u5728\u6211\u4eec\u8fdb\u884c\u4ee3\u7801\u64cd\u4f5c\u4e2d\uff0c\u6781\u5927\u6548\u7387\u7684\u5b8c\u6210\u5339\u914d\uff0c\u56e0\u6b64\u6df1\u53d7\u6b22\u8fce\uff0c\u4f46\u662f\u5728\u4f7f\u7528\u7684\u65f6\u5019\uff0c\u53ea\u80fd\u8fdb\u884c\u4e00\u6b21\u8f6c\u5316\uff0c\u4e0d\u53ef\u80fd\u91cd\u590d\u8fdb\u884c\uff0c\u8fd9\u70b9\u662f\u9700\u8981\u6ce8\u610f\u4e0b\u7684\uff0c\u4ee5\u4e0b\u662f\u5173\u4e8e\u5b83\u7684\u8be6\u7ec6\u4f7f\u7528\u4ecb\u7ecd\u3002<\/span><\/span><\/p>\n

\u51fd\u6570\u8bed\u6cd5\uff1a<\/span><\/span><\/strong><\/p>\n

re.compile()<\/pre>\n
\u4f7f\u7528\u529f\u80fd\uff1a<\/span><\/span><\/strong><\/p>\n
\u5b9e\u73b0\u66f4\u6709\u6548\u7387\u7684\u5339\u914d<\/span><\/span>\uff0c\u5c24\u5176\u662f\u8fdb\u884c\u67e5\u627e\u7b49\u64cd\u4f5c\u65f6<\/span><\/span><\/span><\/p>\n
\u8fd4\u56de\u503c\uff1a<\/span><\/span><\/strong><\/p>\n
\u4e00\u4e2a\u5339\u914d\u5bf9\u8c61<\/span><\/span>\uff0c\u5355\u72ec\u4f7f\u7528\u65e0\u6548<\/span><\/span><\/span><\/p>\n
\u5b9e\u4f8b\u6f14\u793a\uff1a<\/span><\/span><\/strong><\/p>\n
\n
>>> import re\n>>> some_text = 'a,b,,,,c d'\n>>> reObj = re.compile('[, ]+')\n>>> reObj.split(some_text)\n['a', 'b', 'c', 'd']<\/pre>\n
\u8fd9\u91cc\u4f7f\u7528\u7684\u65b9\u5f0f\uff0c\u662f\u5229\u7528<\/span>re.compile\u51fd\u6570\u521b\u5efa\u4e86\u4e00\u4e2a\u5bf9\u8c61\uff0c\u5bf9\u6bd4\u4e4b\u524d\u7684\u521b\u5efa\u8fc7\u7a0b\uff0c\u5c55\u73b0\u53ea\u80fd\u6267\u884c\u4e00\u6b21\uff0c\u5927\u5bb6\u5728\u591a\u6d4f\u89c8\u770b\u4e0b\u638c\u63e1\u5427\u3002<\/span><\/span><\/p><\/p>\n","protected":false},"excerpt":{"rendered":"
  \u6a21\u5757\u4e0e\u51fd\u6570\u7684\u642d\u914d\u4f7f\u7528\u5df2\u7ecf\u662f\u5c61\u89c1\u4e0d\u9c9c\u4e86\uff0c\u50cf\u662f\u5728re\u6a21\u5757\u4e2d\uff0ccompile\u51fd\u6570\u4e5f\u5e38\u5e38\u51fa\u73b0\u4f7f\u7528\uff0c\u4e3b\u8981\u8fd8 […]<\/p>\n","protected":false},"author":1,"featured_media":173257,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[182397],"tags":[],"class_list":["post-173256","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-python"],"_links":{"self":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts\/173256","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/comments?post=173256"}],"version-history":[{"count":0,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts\/173256\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/media\/173257"}],"wp:attachment":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/media?parent=173256"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/categories?post=173256"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/tags?post=173256"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}