返回表示键的可迭代对象 。
Keys - 语法
Map.keys
Keys - 示例
void main() { var details={'Usrname':'Learnfk','Password':'pass@123'}; print(details.keys); }
它将产生以下输出-
(Usrname, Password)
参考链接
https://www.learnfk.com/dart-programming/dart-programming-map-keys.html
返回表示键的可迭代对象 。
Map.keys
void main() { var details={'Usrname':'Learnfk','Password':'pass@123'}; print(details.keys); }
它将产生以下输出-
(Usrname, Password)
https://www.learnfk.com/dart-programming/dart-programming-map-keys.html
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