Lin的博客

import retext = "Hello,I am linheng.I am a student."matchObj1 = re.findall(r'\bhe\b',text)#表示he这个单词，结果是无匹配 if matchObj1: print(matchObj1)else: print('not match')matchObj2 = re.findall

#写一个正则表达式，能匹配出多种格式的电话号码，包括：text = "(021)88776543 010-55667890 02584533622 057184720483 837922740"m = re.findall(r'\(?0\d{2,3}[)-]?\d{7,8}',text)if m: print(m)else: print('not match')结果：