create a validator in flutter
TextFormField(
// The validator receives the text that the user has entered.
validator: (value) {
if (value.isEmpty) {
return 'Please enter some text';
}
return null;
},
);create a validator in flutter
TextFormField(
// The validator receives the text that the user has entered.
validator: (value) {
if (value.isEmpty) {
return 'Please enter some text';
}
return null;
},
);create and validate flutter forms
Build a form with validation - Flutter Cookbook
https://docs.flutter.dev/cookbook/forms/validationcreate and validate flutter forms
Build a form with validation - Flutter Cookbook
https://docs.flutter.dev/cookbook/forms/validationcreate and validate flutter forms
Build a form with validation - Flutter Cookbook
https://docs.flutter.dev/cookbook/forms/validationcreate and validate flutter forms
Build a form with validation - Flutter Cookbook
https://docs.flutter.dev/cookbook/forms/validationCopyright © 2021 Codeinu
Forgot your account's password or having trouble logging into your Account? Don't worry, we'll help you to get back your account. Enter your email address and we'll send you a recovery link to reset your password. If you are experiencing problems resetting your password contact us
