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  1. <?php
  2.  
  3. interface UserInterface {
  4. 	function getName();
  5. }
  6.  
  7. class UserClass implements UserInterface  {
  8. 	function getName() {
  9.        return "Вася";
  10.     }
  11. };
  12.  
  13.  
  14. function printName (UserInterface $user) {
  15. 	echo $user->getName();
  16. }
  17.  
  18. $u = new UserClass;
  19.  
  20. printName ($u);
Success #stdin #stdout 0.01s 82880KB
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Вася
https://ideone.com/8baOw9
language:
PHP (php 7.3.5)
created:
6 years ago
visibility:
public

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