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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 InstanceOfUsage
  9. {
  10. 	public static void main (String[] args) 
  11. 	{
  12. 	 ClaseA objeto1 = new ClaseA();
  13.              ClaseB objeto2 = new ClaseB();
  14.  
  15.         System.out.println("objeto1 instanceof ClaseA: "
  16.             + (objeto1 instanceof ClaseA));
  17.         System.out.println("objeto2 instanceof ClaseB: "
  18.             + (objeto2 instanceof ClaseB));
  19.  
  20.         System.out.println("objeto1 instanceof ClaseB: "
  21.             + (objeto1 instanceof ClaseB));
  22.         System.out.println("objeto2 instanceof ClaseA: "
  23.             + (objeto2 instanceof ClaseA));
  24.  
  25. 	}
  26.  
  27.  
  28. }
  29.  
  30. 	class ClaseA {}
  31.             class ClaseB extends ClaseA {}
  32.  
Success #stdin #stdout 0.09s 27568KB
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Standard input is empty
stdout
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objeto1 instanceof ClaseA: true
objeto2 instanceof ClaseB: true
objeto1 instanceof ClaseB: false
objeto2 instanceof ClaseA: true
https://ideone.com/UFXMLc
language:
Java (HotSpot 12)
created:
5 years ago
visibility:
public

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