3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $a = ['length' => 10, 'age' => 23]; $b = ['age' => 33] var_dump(array_merge($a, $b));
based on WSTbE
Output for 5.6.0 - 5.6.30, 7.0.0 - 7.1.6
Parse error: syntax error, unexpected 'var_dump' (T_STRING) in /in/SOU7X on line 6
Process exited with code 255.
Output for hhvm-3.15.4
Fatal error: Uncaught Error: syntax error, unexpected T_STRING in /in/SOU7X:6 Stack trace: #0 {main}
Process exited with code 255.