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Mar 22nd, 2019
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  1. //RIFERIMENTO ARRAY
  2. var days=['lunedi','martedi','mercoledi','giovedi',
  3. 'venerdi','sabato','domenica']
  4. var daysCopy=days;
  5. console.log(daysCopy);
  6. console.log(days);
  7.  
  8. //anche in days viene visualizzato pallone
  9. daysCopy[0]='pallone';
  10. console.log(days);
  11. console.log(daysCopy);
  12.  
  13.  
  14.  
  15. /* per i numeri primitivi va bene usare la copia (=),
  16. per gli oggetti, le funzioni e gli array si usano
  17. i riferimenti */
  18. var myNum=10;
  19. var num2=myNum;
  20. num2=4;
  21. console.log(myNum);
  22. console.log(num2);
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