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Updated 13 December 2023
In the world of Programming Languages and OOPS, a construct is a special method that is used for various purposes. So today in this blog, we will learn about the Constructor in Dart and how we can use these constructors.
A constructor is a special method that is used for creating and initializing the objects of a class. Furthermore, We can also use a constructor for initializing the values to the class properties. It can also perform any necessary setup before the execution of any method.
You can define and call the Constructor in Dart language like below:-
Output:- Dart Constructor Initialized
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There are several types of constructors in the Dart programming language:-
As the name suggests, if no constructor is defined in a class, Dart automatically creates the constructor thus known as the default constructor.
It allows the creation of constructors with parameters for initializing the variables of the class at the time of object creation.
Named Constructors are the addition constructions provided in the Dart Programming. These are the constructors with names that you define within the class and allow you to create multiple constructors in a class.
In advanced flutter or dart programming, the constructor serves several important purposes:-
In Dart, constructors are used for creating the objects of the classes. It allows the creation of objects with or without parameters, enabling different ways to initialize the objects and their uses.
The constructor in Dart can be initialized multiple times with different purposes for each initialization. These named constructors can have unique sets of parameters for specific constructors.
With the proper use of Dart constructors, we can enhance code readability and maintainability.
If you need to perform some logic that cannot be expressed in the initializer list, create a factory constructor. A Factory Construct is a special feature provided by Dart that can add logic before returning the objects of the class.
So, In this article, we have learned various things about Dart constructors, their types and why should we use constructors in general programming.
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