Dart编程实例 - Map remove() 方法
void main() {
Map m = {'name':'Tom','Id':'E1001'};
print('Map :${m}');
dynamic res = m.remove('name');
print('Value popped from the Map :${res}');
}
void main() {
Map m = {'name':'Tom','Id':'E1001'};
print('Map :${m}');
dynamic res = m.remove('name');
print('Value popped from the Map :${res}');
}