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run code in 200+ php & hhvm versions
Bugs & Features
<?php class H { static public function ensure(&$a, $k, $v){ if (!array_key_exists($k, $a)) $a[$k] = $v; } } $array = array(); H::ensure($array, 'foo', 'bar'); var_dump($array);
based on rALT0
Output for 5.0.0 - 7.2.0
array(1) { ["foo"]=> string(3) "bar" }
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STATIC, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/Y8gih on line 4
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_STATIC, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/Y8gih on line 4
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/Y8gih on line 4
Process exited with code 255.