IsDigit() [2/2]

static bool System.Char.IsDigit ( string s, int index )

inlinestatic

Definition at line 415 of file Char.cs.

    {
        if (s == null)
        {
            ThrowHelper.ThrowArgumentNullException(ExceptionArgument.s);
        }
        if ((uint)index >= (uint)s.Length)
        {
            ThrowHelper.ThrowArgumentOutOfRangeException(ExceptionArgument.index);
        }
        char c = s[index];
        if (IsLatin1(c))
        {
            return IsInRange(c, '0', '9');
        }
        return CharUnicodeInfo.GetUnicodeCategoryInternal(s, index) == UnicodeCategory.DecimalDigitNumber;
    }

References System.Globalization.CharUnicodeInfo.GetUnicodeCategoryInternal(), System.index, System.Char.IsInRange(), System.Char.IsLatin1(), System.s, System.ThrowHelper.ThrowArgumentNullException(), and System.ThrowHelper.ThrowArgumentOutOfRangeException().