hasElementAt method

bool hasElementAt(
  1. int index
)

Does this source contain an element at the given position?

Implementation

bool hasElementAt(int index) {
  if (index < 0) {
    return false;
  }
  final totalCount = this.totalCount;
  if (totalCount != null) {
    return index < totalCount;
  }
  final nextCursor = this.nextCursor;
  if (nextCursor != null) {
    return index < nextCursor + _pageLength;
  }
  return false;
}