Some More Flutter TextField Decoration
Read moreWhat is TextEditingController in Flutter?
TextEditingController class Null safety. A controller for an editable text field . Whenever the user modifies a text field with an associated TextEditingController, the text field updates value and the controller notifies its listeners.
Read moreWhat is the use of controller in Flutter?
In flutter, controllers are a means to give control to the parent widget over its child state . The main selling point of controllers is that they remove the need of a GlobalKey to access the widget State. This, in turn, makes it harder to do anti-pattern stuff and increase performances.
Read moreWhat is onSaved in Flutter?
onSaved. An optional method to call with the final value when the form is saved via FormState .
Read moreWhat is the difference between TextField and TextFormField?
TextField is a simple text field. (you don’t care about user input) TextFormField is a text field to be used in a form (you care about user input) . If you don’t need to validate TextField . If you need to validate user input, use TextFormField with validator .
Read moreHow do I get TextField text?
Input is done by calling the getText() .
Read moreHow do you get a form value in flutter?
You can use something like this in the following code: _formKey. currentState. save(); calls the onSaved() on each textFormField items, which assigns the value to all the fields and you can use them as required.
Read more