ToString() [2/2]

unsafe string System.Text.StringBuilder.ToString ( int startIndex, int length )

inline

Definition at line 706 of file StringBuilder.cs.

    {
        int length2 = Length;
        if (startIndex < 0)
        {
            throw new ArgumentOutOfRangeException("startIndex", SR.ArgumentOutOfRange_StartIndex);
        }
        if (startIndex > length2)
        {
            throw new ArgumentOutOfRangeException("startIndex", SR.ArgumentOutOfRange_StartIndexLargerThanLength);
        }
        if (length < 0)
        {
            throw new ArgumentOutOfRangeException("length", SR.ArgumentOutOfRange_NegativeLength);
        }
        if (startIndex > length2 - length)
        {
            throw new ArgumentOutOfRangeException("length", SR.ArgumentOutOfRange_IndexLength);
        }
        string text = string.FastAllocateString(length);
        fixed (char* pointer = text)
        {
            CopyTo(startIndex, new Span<char>(pointer, length), length);
            return text;
        }
    }

References System.SR.ArgumentOutOfRange_IndexLength, System.SR.ArgumentOutOfRange_NegativeLength, System.SR.ArgumentOutOfRange_StartIndex, System.SR.ArgumentOutOfRange_StartIndexLargerThanLength, System.Text.StringBuilder.CopyTo(), System.Runtime.Serialization.Dictionary, System.length, System.Text.StringBuilder.Length, System.length2, System.pointer, System.startIndex, and System.text.