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  1. <?php
  2.  
  3. class DataBase
  4. {
  5. 	public function name1()
  6. 	{
  7. 		echo 'db';
  8. 	}
  9. }
  10.  
  11. class User
  12. {
  13. 	protected $db;
  14.  
  15. 	public function __construct(DataBase $DB)
  16. 	{
  17. 		$this->db = $DB;
  18. 	}
  19.  
  20. 	public function name2(){
  21. 		$this->db->name1();
  22. 	}
  23. }
  24.  
  25.  
  26. $user = new User(new DataBase);
  27. $user->name2();
Success #stdin #stdout 0.02s 23520KB
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db
https://ideone.com/yQMST1
language:
PHP (php 7.3.5)
created:
6 years ago
visibility:
secret

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