ToCharArray() [2/2]

char[] System.String.ToCharArray ( int startIndex, int length )

inline

Definition at line 1299 of file String.cs.

    {
        if (startIndex < 0 || startIndex > Length || startIndex > Length - length)
        {
            throw new ArgumentOutOfRangeException("startIndex", SR.ArgumentOutOfRange_Index);
        }
        if (length <= 0)
        {
            if (length == 0)
            {
                return Array.Empty<char>();
            }
            throw new ArgumentOutOfRangeException("length", SR.ArgumentOutOfRange_Index);
        }
        char[] array = new char[length];
        Buffer.Memmove(ref MemoryMarshal.GetArrayDataReference(array), ref Unsafe.Add(ref _firstChar, startIndex), (uint)length);
        return array;
    }

References System.String._firstChar, System.SR.ArgumentOutOfRange_Index, System.array, System.Runtime.InteropServices.MemoryMarshal.GetArrayDataReference(), System.length, System.String.Length, System.Buffer.Memmove(), and System.startIndex.