18位身份证号码校验码的算法（JAVA）- -

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public static char doVerify(String id);
    {
        char pszSrc[]=id.toCharArray();;
        int iS = 0;
        int iW[]={7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9, 10, 5, 8, 4, 2};
        char szVerCode[] = new char[]{'1','0', 'X', '9', '8', '7', '6', '5', '4', '3', '2'};
        int i;
        for(i=0;i<17;i++);
        {
            iS += (int);(pszSrc[i]-'0'); * iW[i];
        }
        int iY = iS%11;
        return szVerCode[iY];
    }