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run code in 150+ php & hhvm versions
Bugs & Features
<?php class Testme { public static function foo(&$ref, &$ref2) { $ref = 1; $ref2 = 2; } } class Invoker { public static function invoke($func_name, &$args){ call_user_func_array(array('Testme', $func_name), $args); } } $test = 5; $test2 = 6; $args[] = &$test; $args[] = &$test2; Invoker::invoke('foo', $args); var_dump($test); var_dump($test2);
Output for 5.0.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
int(1) int(2)
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/f7o73 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_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/f7o73 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/f7o73 on line 4
Process exited with code 255.