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Last active April 14, 2021 02:23
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[常用正则表达式] 常用正则表达式 #regex #Python #JavaScript
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snippet.md

常用正则表达式

匹配html tag

匹配body标签
<\s*body\s*(?:\s*[^>/]+\s*)*>([\s\S]*)<\s*/\s*body\s*(?:\s*[^>/]+\s*)*>
匹配所有标签
<\s*[^>/]+\s*(?:\s*[^>/]+\s*)*>([\s\S]*)<\s*/\s*[^>/]+\s*(?:\s*[^>/]+\s*)*>

group & groups

  1. 如group()的参数为0或空，返回匹配全部文本；否则，则会返回匹配的对应的分组
  2. groups()匹配对象的方法，一次性获取所有的分组(不包括group(0))
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