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  1. /* package whatever; // don't place package name! */
  2.  
  3. import java.util.*;
  4. import java.lang.*;
  5. import java.io.*;
  6.  
  7. /* Name of the class has to be "Main" only if the class is public. */
  8. class Ideone
  9. {
  10. 	public static void main (String[] args) throws java.lang.Exception
  11. 	{
  12. 		int[] x = {1, 2, 3, 4, 5, 6, 7};
  13. 		System.out.println("ORIGINAL: "+Arrays.toString(x));
  14.  
  15. 		NonStaticObjectChange obj = new NonStaticObjectChange();
  16.  
  17. 		obj.changeX(x);
  18. 		System.out.println("After changeX: "+Arrays.toString(x));
  19.  
  20. 		obj.changeXContents(x);
  21.  
  22. 		System.out.println("After changeXContents: "+Arrays.toString(x));
  23. 	}
  24. }
  25.  
  26. class NonStaticObjectChange {
  27.  
  28.  
  29. 	public void changeX(int[] x) {
  30. 		x = new int[] {1, 2};	
  31. 	}
  32.  
  33. 	public void changeXContents(int[] x) {
  34. 		x[0] = 7;	
  35. 	}
  36.  
  37. }
Success #stdin #stdout 0.07s 380160KB
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stdin
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Standard input is empty
stdout
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ORIGINAL: [1, 2, 3, 4, 5, 6, 7]
After changeX: [1, 2, 3, 4, 5, 6, 7]
After changeXContents: [7, 2, 3, 4, 5, 6, 7]
https://ideone.com/LvB4Zd
language:
Java (HotSpot 12)
created:
11 years ago
visibility:
public

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