concatIntLists static method

List<int> concatIntLists(
  1. List<List<int>> lists
)

Concatenate multiple List<int> (generic int lists)

Implementation

static List<int> concatIntLists(List<List<int>> lists) {
  if (lists.isEmpty) return [];

  final result = <int>[];
  for (final list in lists) {
    result.addAll(list);
  }

  return result;
}