How do you get the TextField value 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.

TextField. TextField is the most commonly used text input widget. By default, a TextField is decorated with an underline. You can add a label, icon, inline hint text, and error text by supplying an InputDecoration as the decoration property of the TextField .

Editable Text in Flutter.

“how to set text in textfield in flutter” Code Answer’s

onChanged. Called when the user initiates a change to the TextField’s value: when they have inserted or deleted text . This callback doesn’t run when the TextField’s text is changed programmatically, via the TextField’s controller.

Listen to the controller for changes.

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. … A TextEditingController can also be used to provide an initial value for a text field.