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Jun 24th, 2018
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  1. class Person
  2. {
  3. var $first_name = '';
  4. var $last_name = '';
  5. var $birthday;
  6. var $parents = array();
  7.  
  8. function __construct();
  9. {
  10. }
  11.  
  12. function get_dad_name()
  13. {
  14. return $parents['dad']->first_name . $parents['dad]->last_name;
  15. }
  16. }
  17.  
  18.  
  19.  
  20. $eric = new Person();
  21. $eric->first_name = 'Eric';
  22. $eric->last_name = 'Brown';
  23.  
  24. $dad = new Person();
  25. $dad->first_name = 'Fred';
  26. $dad->last_name = 'Flintstone';
  27.  
  28. $mom = new Person();
  29. $mom->first_name = 'Wilma';
  30. $mom->last_name = 'Flinstsone;
  31.  
  32. $parents = array( 'dad' => $dad, 'mom' => $mom );
  33.  
  34. $eric->parents = $parents;
  35.  
  36. echo $eric->get_dad_name();
  37.  
  38.  
  39. ////////
  40. # outputs: Fred Flintsone
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