3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php class Ancestor { protected $val = 'ancestor'; } class Child1 extends Ancestor { function __construct() { $this->val = 'child1'; } } class Child2 extends Ancestor { function output(Ancestor $subject) { $subject->val = 'surprise motherfucker'; echo $subject->val, "\n"; } } $child1 = new Child1(); $child2 = new Child2(); $child2->output($child1); // Output: child1
based on ZPMb9
Output for 5.2.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
surprise motherfucker
Output for 5.0.0 - 5.0.5, 5.1.1 - 5.1.6
Fatal error: Cannot access protected property Child1::$val in /in/Kn3M9 on line 24
Process exited with code 255.
Output for 5.1.0
Fatal error: fatal flex scanner internal error--end of buffer missed in /in/Kn3M9 on line 36
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/Kn3M9 on line 5
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1
Parse error: parse error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/Kn3M9 on line 5
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `T_OLD_FUNCTION' or `T_FUNCTION' or `T_VAR' or `'}'' in /in/Kn3M9 on line 5
Process exited with code 255.