客户系统升级，要求用户密码符合一定的规则，即：包含大小写字母、数字、符号，长度不小于8,于是先用python写了个简单的测试程序：
#encoding=utf-8#-------------------------------------------------------------------------------#Name: 模块1#Purpose:#
#Author: Administrator#
#Created: 10-06-2014#Copyright: (c) Administrator 2014#Licence: <your licence>#-------------------------------------------------------------------------------importredefchecklen(pwd):returnlen(pwd)>=8defcheckContainUpper(pwd):
pattern= re.compile('[A-Z]+')
match=pattern.findall(pwd)ifmatch:returnTrueelse:returnFalsedefcheckContainNum(pwd):
pattern= re.compile('[0-9]+')
match=pattern.findall(pwd)ifmatch:returnTrueelse:returnFalsedefcheckContainLower(pwd):
pattern= re.compile('[a-z]+')
match=pattern.findall(pwd)ifmatch:returnTrueelse:returnFalsedefcheckSymbol(pwd):
pattern= re.compile('([^a-z0-9A-Z])+')
match=pattern.findall(pwd)ifmatch:returnTrueelse:returnFalsedefcheckPassWord(pwd):#判断密码长度是否合法lenOK=checklen(pwd)#判断是否包含大写字母upperOK=checkContainUpper(pwd)#判断是否包含小写字母lowerOK=checkContainLower(pwd)#判断是否包含数字numOK=checkContainNum(pwd)#判断是否包含符号symbolOK=checkSymbol(pwd)PRint(lenOK)print(upperOK)print(lowerOK)print(numOK)print(symbolOK)return(lenOKandupperOKandlowerOKandnumOKandsymbolOK)defmain():ifcheckPassword('Helloworld#123'):print('检测通过')else:print('检测未通过')if__name__=='__main__':
main()
平时用正则不多，不知道怎么写一个正则满足要求，用了比较笨的办法，谁知道一句正则检验的请赐教!