fork download 
  1. <?php
  2. class Animal {
  3.  
  4. }
  5.  
  6. $dog = new Animal();
  7. $cat = new Animal();
  8. $mouse = new Animal();
  9.  
  10. $spl = new SplObjectStorage();
  11.  
  12. $spl->attach($dog);
  13. $spl->attach($cat);
  14. $spl->attach($mouse);
  15.  
  16. foreach ($spl as $a) {
  17. 	echo "Outer start\n";
  18.  
  19. 	foreach ($spl as $b) {
  20. 		echo "Inner\n";
  21. 	}
  22.  
  23. 	echo "Outer end\n";
  24. }
Success #stdin #stdout 0.03s 52480KB
comments (?)
stdin 
Standard input is empty
stdout 
Outer start
Inner
Inner
Inner
Outer end
https://ideone.com/8AOx91
language:
PHP (php 7.3.5)
created:
8 years ago
visibility:
public

Share or Embed source code

Discover > Sphere Engine API

The brand new service which powers Ideone!

Discover > IDE Widget

Widget for compiling and running the source code in a web browser!