function scr_digitcount(arg0)
{
    if (is_string(arg0))
        arg0 = round(real(arg0));
    if (arg0 == 0)
        return 1;
    arg0 = abs(arg0);
    var digit_count;
    for (digit_count = 0; arg0 >= 1; digit_count++)
        arg0 /= 10;
    return digit_count;
}