Overview of Callbacks in Flutter
Explore the concept of callbacks in Flutter and learn how to pass functions to manage state changes. Understand synchronous and asynchronous callbacks and build a simple quiz app to see callbacks in action. This lesson helps you grasp how callbacks enable interaction handling and state updates within Flutter's stateful widgets.
We'll cover the following...
We'll cover the following...
We will discuss two things in this lesson. First, we will learn what a callback is.
Then, we’ll explore how to pass a function in Flutter.
In addition to these questions, we’ll also try to understand callback.
Definition of callbacks
In computer programming, we pass functions as arguments to other code. Functions that’re passed as arguments are called callbacks. ...