protected internal override long _GetLongLE(int index) => HeapByteBufferUtil.GetLongLE(this.array, index);
protected internal override long _GetLongLE(int index) => HeapByteBufferUtil.GetLongLE(this.Memory, this.Idx(index));
protected internal sealed override long _GetLongLE(int index) => HeapByteBufferUtil.GetLongLE(Memory, Idx(index));