import 'dart:collection';
main() {
var accounts = new HashMap();
accounts['dept'] = 'HR';
accounts['name'] = 'Tom';
accounts['email'] = 'tom@xyz.com';
print('Map after adding entries :${accounts}');
accounts.remove('dept');
print('Map after removing entry :${accounts}');
accounts.clear();
print('Map after clearing entries :${accounts}');
}
原创文章，作者：ItWorker，如若转载，请注明出处：https://blog.ytso.com/tech/pnotes/266212.html