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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. 		ArrayList < String > list1 = new ArrayList() ;
  13. 		list1.add( "France" ) ;
  14. 		list1.add( "Spain" ) ;
  15.  
  16. 		ArrayList < String > list2 = new ArrayList( 10 ) ;
  17. 		list2.add( "Canada" ) ;
  18.  
  19. 		ArrayList < String > list3 = new ArrayList( list2 ) ; // Loaded with the contents of list2, the one element of "Canada".
  20. 		list3.add( "Mexico" ) ;  // Adds a second element of "Mexico" after the starting element of "Canada".
  21.  
  22. 		System.out.println( "list1.toString() ➡️ " + list1 ) ;
  23. 		System.out.println( "list2.toString() ➡️ " + list2 ) ;
  24. 		System.out.println( "list3.toString() ➡️ " + list3 ) ;
  25. 	}
  26. }
Success #stdin #stdout 0.13s 55584KB
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Standard input is empty
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list1.toString() ➡️ [France, Spain]
list2.toString() ➡️ [Canada]
list3.toString() ➡️ [Canada, Mexico]
https://ideone.com/daGq6d
language:
Java (HotSpot 12)
created:
2 years ago
visibility:
secret

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