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public static string MakePassword(string pwdchars,int pwdlen)
{
string tmpstr="";
int iRandNum;
Randomr nd=new Random();
for(int i=0; i<pwdlen;i++)
{
  iRandNum=rnd.Next(pwdchars.Length);
  tmpstr+=pwdchars[iRandNum];
}
returntmpstr;
} ¶ÔÕÕÔ´Â룬½²Ò»Ï¾ßÌåµÄ˼·£º
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