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public static string MakePassWord(string PwdChars, int Pwdlen)
{
    string mpstr = "";
    int iRandNum;
    Random mrnd = new Random();
    for (int i = 0; i < Pwdlen;i++ )
    {
        iRandNum = mrnd.Next(PwdChars.Length);
        mpstr += PwdChars[iRandNum];
    }
    return mpstr;
} ¶ÔÕÕÔ´Â룬½²Ò»Ï¾ßÌåµÄ˼·£º
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