Super class constructor is always called during construction process and it’s guaranteed that super class construction is finished before subclass constructor is called. This is the case for most if not all the object oriented language.
Read moreCan you use super in a constructor?
To explicitly call the superclass constructor from the subclass constructor, we use super() . It’s a special form of the super keyword. super() can be used only inside the subclass constructor and must be the first statement .
Read moreWhat does Super do in a constructor Java?
The super() in Java is a reference variable that is used to refer parent class constructors . super can be used to call parent class’ variables and methods. super() can be used to call parent class’ constructors only.
Read moreCan we use this () and super () in a constructor?
We can use super() as well this() only once inside constructor . If we use super() twice or this() twice or super() followed by this() or this() followed by super(), then immediately we get compile time error i.e, we can use either super() or this() as first statement inside constructor and not both.
Read moreCan we have both this () and super () in the same constructor?
both this() and super() can not be used together in constructor . this() is used to call default constructor of same class.it should be first statement inside constructor.
Read moreWhat is the use of super in constructor?
The super keyword is used to call the constructor of its parent class to access the parent’s properties and methods .
Read moreCan you use super in a constructor Java?
In Java, the superclass constructor can be called from the first line of a subclass constructor by using the special keyword super() and passing appropriate parameters , for example super(); or super(theName); as in the code below.
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