removeAt method

T? removeAt(
  1. int index
)

删除指定索引的元素, 并发射

Implementation

T? removeAt(int index) {
  if (_subject.isClosed) {
    L.w('IO在close状态下请求发送数据');
    return null;
  }

  final T element = latest!.elementAt(index);
  if (element != null) {
    _subject.add(latest?..removeAt(index));
  }
  return element;
}