Dart编程实例 - Map isNotEmpty属性
void main() {
var details = {'Usrname':'tom','Password':'pass@123'};
print(details.isNotEmpty);
var hosts = {};
print(hosts.isNotEmpty);
}
void main() {
var details = {'Usrname':'tom','Password':'pass@123'};
print(details.isNotEmpty);
var hosts = {};
print(hosts.isNotEmpty);
}