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What is the difference between this() and super()?
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Answer / amarmca84
this() can be used to invoke a constructor of the same class
whereas super() can be used to invoke a super class constructor.
| Is This Answer Correct ? | 91 Yes | 8 No |
Answer / gcttcs
Super should be used only in the sub classes and super() is
used to point methods of super class. where as this can be
used in both super & sub classes and this() used to point
methods in the class where it is called.
| Is This Answer Correct ? | 28 Yes | 6 No |
Answer / prabu.b
1)Super() always calling the constructor of immediate
super class, super() must always be the first statements
executed inside a subclass constructor.
2)You cannot use this() and Super() in the same constructor.
| Is This Answer Correct ? | 23 Yes | 4 No |
Answer / tulasi prasad
this keyword is used to invoke the current class properties.
Where as super keyword is used to invoke the immidiate
super class properites.
| Is This Answer Correct ? | 17 Yes | 2 No |
Answer / ankita jain
super is the first statement of derived class constuctor.
class room
{
int l,b;
room(int x,int y)
{
l = x;
b = y;
}
void area()
{
int a;
a = l*b;
return(a);
}
}
class studyroom extend room
{
int h;
studyroom (int x ,int y, int z)
{
super(x,y)
z = h;
}
int volume()
{
int v;
v = l*b*h;
return(v);
}
}
class sup
{
public static void main(String args[])
{
int ar,vol;
studtroom s=new Studyroom()
ar = s.area();
vol = s.volume();
System.out.println("the area is = "+ar);
System.out.println("the volume is = "+vol);
}
}
| Is This Answer Correct ? | 24 Yes | 11 No |
Answer / abc
this() is used to invoke default constructor of same class
And super() is used to invoke constructor of super class.
| Is This Answer Correct ? | 12 Yes | 4 No |
Answer / ajay yadav
super() immediately refers to the base class constructor to
initialize the variable.
this() refers to the current object.
| Is This Answer Correct ? | 10 Yes | 3 No |
Answer / srinu
this() can be used to invoke a constructor of the same class.
whereas super() can be used to invoke a super class constructor.
| Is This Answer Correct ? | 6 Yes | 3 No |
Answer / varunkumar
this keyword is used to invoke the current class properties.
Where as super keyword is used to invoke the immidiate
super class properites.
this keyword is same name of mathed and decleare value is
used the this class
| Is This Answer Correct ? | 1 Yes | 0 No |
Answer / bharathi raja
"this" refers to the current class where as "super" refers directly to its immediate above super class.
| Is This Answer Correct ? | 1 Yes | 0 No |
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