Thread: Help me to understand this

please explain whats going on this code..how to draw stack and heap diagram of this code

class A {
 
	int i = 34;
 
static A m(A a) {
	System.out.println(a.i);
	a.i++;
	a = new A();
	System.out.println(a.i);
	return a;
}
 
public static void main(String[] args) {
	A a = new A();
	m(a);
	System.out.println(a.i);
	A a1 = m(a);
	System.out.println(a.i);
	}
}

please help..

Please post the print out from the program with your questions about what it generates.

Add a unique id to all 4 print statements so you can see which print statement it came from.
For example: System.out.println("1=" + a.i);

Originally Posted by Norm

Please post the print out from the program with your questions about what it generates.

Add a unique id to all 4 print statements so you can see which print statement it came from.
For example: System.out.println("1=" + a.i);

thank you Norm, Now i can understand whats going on.