sublistOrEmpty method

List<T> sublistOrEmpty(
  1. int start, [
  2. int? end
])

获取子列表, 如果获取失败就返回空列表

Implementation

List<T> sublistOrEmpty(int start, [int? end]) {
  if (end != null) end = min(end, length);
  try {
    return sublist(start, end);
  } catch (e) {
    L.d(e);
    return [];
  }
}