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Thread: Help me to understand this

  1. #1
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    Default 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..


  2. #2
    Super Moderator Norm's Avatar
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    Default Re: Help me to understand this

    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);

  3. #3
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    Default Re: Help me to understand this

    Quote Originally Posted by Norm View Post
    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.

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