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run code in 150+ php & hhvm versions
Bugs & Features
<?php error_reporting(E_ALL); interface Animal {} class Cat implements Animal {} class Shelter { function adopt(Animal $a) {} } class CatShelter { function adopt(Cat $a) {} } $cat = new Cat; $shelter = new Shelter; $shelter->adopt($cat); $catShelter = new CatShelter; $catShelter->adopt($cat);
Output for 5.0.0 - 7.1.0
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING in /in/m0pls 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 in /in/m0pls on line 5
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/m0pls on line 5
Process exited with code 255.