To be notified when the text changes, listen to the controller using the addListener() method using the following steps:
Read moreWhat is TextField flutter?
Text fields allow users to type text into an app . They are used to build forms, send messages, create search experiences, and more. In this recipe, explore how to create and style text fields. Flutter provides two text fields: TextField and TextFormField .
Read moreWhat is the use of text editing controller 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 moreHow do I get text from controller flutter?
Another way to retrieve text is by using the controller.
Read moreHow many times is initState called?
3. initState() This is the first method called when the widget is created (after the class constructor, of course.) initState is called once and only once.
Read moreHow many times initState is called?
initState is called only once for every widget . didChangeDependencies may be called multiple times per widget lifecycle in my case it was called when the keyboard appears/disappears. initState() Called when a new Widget is inserted into the tree.
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