If we want to have different ways of initializing an object using different number of parameters , then we must do constructor overloading as we do method overloading when we want different definitions of a method based on different parameters.28 Haz 2021
Read moreWhat is constructor in Java explain with example?
A constructor in Java is similar to a method that is invoked when an object of the class is created . Unlike Java methods, a constructor has the same name as that of the class and does not have any return type. For example, class Test { Test() { // constructor body } } Here, Test() is a constructor.
Read moreWhy do we use default constructor in Java?
Q) What is the purpose of a default constructor? The default constructor is used to provide the default values to the object like 0, null, etc. , depending on the type.
Read moreWhat is default constructor * Your answer?
A default constructor is a 0 argument constructor which contains a no-argument call to the super class constructor . To assign default values to the newly created objects is the main responsibility of default constructor.
Read moreWhat is a default constructor where is it used?
The default constructor is used to provide the default values to the object like 0, null, etc., depending on the type .
Read moreWhat is the use of parameterized constructor in C ++?
Uses of Parameterized constructor: It is used to initialize the various data elements of different objects with different values when they are created . It is used to overload constructors.24 Şub 2022
Read moreWhat is parameterized constructor explain with example in C++?
Explanation: Private variables a and b are declared in the class Example. A parameterized constructor is declared using the function Example . It includes two methods getA() and getB(). In the main class, the constructor is called, and the constructor’s access values are assigned.
Read more