isContains method
Implementation
bool isContains(T data) {
final List<T>? isNotDragList = widget.isNotDragList;
if (isNotDragList != null) {
return isNotDragList.contains(data);
}
return false;
}
bool isContains(T data) {
final List<T>? isNotDragList = widget.isNotDragList;
if (isNotDragList != null) {
return isNotDragList.contains(data);
}
return false;
}