TryNegativeInt64ToDecStr()

static unsafe bool System.Number.TryNegativeInt64ToDecStr ( long input, int digits, string sNegative, Span< char > destination, out int charsWritten )

inlinestaticprivate

Definition at line 2510 of file Number.cs.

    {
        if (digits < 1)
        {
            digits = 1;
        }
        ulong value = (ulong)(-input);
        int num = Math.Max(digits, FormattingHelpers.CountDigits((ulong)(-input))) + sNegative.Length;
        if (num > destination.Length)
        {
            charsWritten = 0;
            return false;
        }
        charsWritten = num;
        fixed (char* ptr = &MemoryMarshal.GetReference(destination))
        {
            char* bufferEnd = ptr + num;
            while (High32(value) != 0)
            {
                bufferEnd = UInt32ToDecChars(bufferEnd, Int64DivMod1E9(ref value), 9);
                digits -= 9;
            }
            bufferEnd = UInt32ToDecChars(bufferEnd, Low32(value), digits);
            for (int num2 = sNegative.Length - 1; num2 >= 0; num2--)
            {
                *(--bufferEnd) = sNegative[num2];
            }
        }
        return true;
    }

References System.Buffers.Text.FormattingHelpers.CountDigits(), System.destination, System.Number.High32(), System.input, System.Number.Int64DivMod1E9(), System.Number.Low32(), System.Math.Max(), System.Number.UInt32ToDecChars(), and System.value.

Referenced by System.Number.TryFormatInt64().