public void RemoveRange(int index, int count)
{
if (count == 0)
{
return;
}
var copy = new T[count];
BaseList.CopyTo(index, copy, 0, count);
WriteData(
() => BaseList.RemoveRange(index, count),
() => BaseList.InsertRange(index, copy));
OnSizeChanged(EventArgs.Empty);
}
public void CopyTo(T[] array, int arrayIndex)
{
BaseList.CopyTo(array, arrayIndex);
}