对Python正则匹配IP、Url、Mail的方法详解
如下所示：
"""
CreatedonThuNov1014:07:362016
@author:qianzhewoniuqusanbu
"""
importre
defRegularMatchIP(ip):
'''进行正则匹配ip，加re.IGNORECASE是让结果返回bool型'''
pattern=re.match(r'\b(?:(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.){3}(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)$',ip,re.IGNORECASE)
ifpattern:
printip
else:
print"TheIPaddressformatisincorrect!"
defRegularMatchUrl(url):
pattern=re.match(r'(http|ftp|https):\/\/[\w\-_]+(\.[\w\-_]+)+([\w\-\.,@?^=%&:/~\+#]*[\w\-\@?^=%&/~\+#])?',url,re.IGNORECASE)
ifpattern:
printurl
else:
print"invalidurl"
defRegularMatchEmail(email):
pattern=re.match(r'\w+@([0-9a-zA-Z]+[-0-9a-zA-Z]*)(\.[0-9a-zA-Z]+[-0-9a-zA-Z]*)+',email,re.IGNORECASE)
ifpattern:
printemail
else:
print"invalideamil"
RegularMatchIP("12.32.35.23")
RegularMatchUrl("http://c.biancheng.net/cpp/html/1435.html")
RegularMatchEmail("109823434@qq.com")
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