As we know that every widget in Flutter is created by the build method and the build method takes a BuildContext as an argument . This helps the build method to find which widget it is going to draw and also it helps in locating the position of the widget to be drawn in the widget tree.
Read moreWhat is builder pattern in Flutter?
A builder is a Flutter design pattern in which the construction code of a widget is defined outside of its class . Builder functions are callback interfaces that pass data (often layout-specific) to the parent widget which returns a child based on that data.
Read moreIs Builder pattern creational?
Builder is a creational design pattern that lets you construct complex objects step by step. The pattern allows you to produce different types and representations of an object using the same construction code.
Read moreIs Builder pattern an anti pattern?
When Builder Is an Antipattern Unfortunately, many developers pick only part of the Builder pattern — the ability to set fields individually . The second part — presence of reasonable defaults for remaining fields — is often ignored.
Read moreWhat is a future builder Flutter?
FutureBuilder is a Widget that will help you to execute some asynchronous function and based on that function’s result your UI will update . FutureBuilder is Stateful by nature i.e it maintains its own state as we do in StatefulWidgets.
Read moreWhat is a builder in Dart?
Builder is a creational design pattern , which intention in the GoF book is described like this: Separate the construction of a complex object from its representation so that the same construction process can create different representations.14 Nis 2020
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