PadLeft() [2/2]

string System.String.PadLeft ( int totalWidth, char paddingChar )

inline

Definition at line 2244 of file String.cs.

    {
        if (totalWidth < 0)
        {
            throw new ArgumentOutOfRangeException("totalWidth", SR.ArgumentOutOfRange_NeedNonNegNum);
        }
        int length = Length;
        int num = totalWidth - length;
        if (num <= 0)
        {
            return this;
        }
        string text = FastAllocateString(totalWidth);
        new Span<char>(ref text._firstChar, num).Fill(paddingChar);
        Buffer.Memmove(ref Unsafe.Add(ref text._firstChar, num), ref _firstChar, (nuint)length);
        return text;
    }

References System.String._firstChar, System.SR.ArgumentOutOfRange_NeedNonNegNum, System.String.FastAllocateString(), System.length, System.String.Length, System.Buffer.Memmove(), and System.text.