3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php class Test implements Countable { private $prop1, $prop2,$prop3,$prop4; } $t = new Test; echo count(get_object_vars($t));
Output for 7.0.0 - 7.1.0
Fatal error: Class Test contains 1 abstract method and must therefore be declared abstract or implement the remaining methods (Countable::count) in /in/KffKL on line 2
Process exited with code 255.
Output for hhvm-3.12.0
Fatal error: Class Test contains abstract method (count) and must therefore be declared abstract or implement the remaining methods in /in/KffKL on line 2
Process exited with code 255.
Output for hhvm-3.10.0

Process exited with code 153.
Output for 5.1.0 - 5.6.28
Fatal error: Class Test contains 1 abstract method and must therefore be declared abstract or implement the remaining methods (Countable::count) in /in/KffKL on line 5
Process exited with code 255.
Output for 5.0.5
Fatal error: Interface 'Countable' not found in /in/KffKL on line 2
Process exited with code 255.
Output for 5.0.0 - 5.0.4
Fatal error: Class 'Countable' not found in /in/KffKL on line 2
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING, expecting '{' in /in/KffKL on line 2
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 '{' in /in/KffKL on line 2
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `'{'' in /in/KffKL on line 2
Process exited with code 255.