What is Constructor? tccicomputercoaching.com

Definition:

Normally method has been executed when manually user call method through object.

But Constructor is a method which execute automatically.

In Java, a constructor is a block of codes similar to the method. It is called when an instance of the object is created, and memory is allocated for the object.

It is a special type of method which is used to initialize the object.

Types:

There are two types of constructors in Java:

1. Default constructor (no-arg constructor)

-doesn't have any parameter.

2. Parameterized constructor

-has a specific number of parameters

Rules for creating Java constructor

There are two rules defined for the constructor.

1. Constructor name must be the same as its class name
2. A Constructor must have no explicit return type
3. A Java constructor cannot be abstract, static, final, and synchronized

It can also be overloaded like Java methods.

Java has many more important features like Constructor.

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