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run code in 300+ PHP versions simultaneously
<?php class Foo{ public static function Bar(&$num){ $num*=50; } } $functionname = "Foo::Bar"; $num = 3; echo 'call_user_func_array: '; call_user_func_array($functionname, array(&$num)); echo $num; echo "\n"; $num = 3; echo "other way: "; if (stristr($functionname, '::') !== false) { list($class, $function) = explode('::', $functionname); $class::$function(&$num); } else { $functionname(&$num); } echo $num;
Output for 5.4.0 - 5.4.17
Fatal error: Call-time pass-by-reference has been removed in /in/tLDdj on line 21
Process exited with code 255.
Output for 5.3.0 - 5.3.29
Deprecated: Call-time pass-by-reference has been deprecated in /in/tLDdj on line 21 Deprecated: Call-time pass-by-reference has been deprecated in /in/tLDdj on line 23 call_user_func_array: 150 other way: 150
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