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run code in 150+ php & hhvm versions
Bugs & Features
<?php function g($name, array $vars) { if (!array_key_exists($name, $vars)) { trigger_error('ss', E_USER_NOTICE); } return $name; } function f(&$v) { $v = 5; } $foo = null; $name = 'foo'; call_user_func_array('f', array(&${g($name, get_defined_vars())})); var_dump($foo);
Output for 5.1.0 - 7.1.0
int(5)
Output for 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_ARRAY, expecting '&' or T_VARIABLE in /in/pHFRB on line 2
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_ARRAY, expecting '&' or T_VARIABLE or T_CONST in /in/pHFRB 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_ARRAY, expecting '&' or T_VARIABLE or T_CONST in /in/pHFRB on line 2
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `'&'' or `T_VARIABLE' or `T_CONST' in /in/pHFRB on line 2
Process exited with code 255.