#正则表达式判断邮箱格式是否正确 # 分析:[a-zA-Z0-9_]@[a-zA-Z0-9].[a-zA-Z] while 1: import re email=input("请输入邮箱:") # patten=re.compile("^[a-zA-Z0-9]@[a-zA-Z0-9].[a-zA-Z]$") result=re.findall("^[a-zA-Z0-9_][email protected][a-zA-Z0-9]+.[a-zA-Z]+$",email) if result: print("邮箱格式正确") else: print("邮箱格式错误") 匹配密码:
#密码:任意字符 6-16 while 1: import re pass2 = input("请输入密码:") result=re.findall("^.{2,4}$",pass2) if result: print("pass") else: print("fail")
原文地址:https://www.cnblogs.com/lanyy/p/10779762.html
时间: 2024-11-06 07:11:29