Super Keyword Example Java Program

Definition

• Super keyword is used inside a sub-class method definition to call a method defined in the super class.
• Private methods of the super-class cannot be called.
• Only public and protected methods can be called by the super keyword.
• It is also used by class constructors to invoke constructors of its parent class.

Syntax

super.method_name();

Super Keyword Example Program

class Main{  
	int distance=50;  
}  
class SuperKeywordDemo extends Main{  
	int distance=100;  
	void display(){  
		System.out.println("distance is: "+super.distance);
	}  
	public static void main(String args[]){  
		SuperKeywordDemo obj=new SuperKeywordDemo();  
		obj.display();  
	}  
} 

Sample Output

distance is: 50

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