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<?php function by_ref(&$arg) { $arg = 42; } class ModuleHandler { public function invokeAll($hook, $args) { by_ref($args[0]); } } $moduleHandler = new ModuleHandler(); $moduleHandler->invokeAll('example', array(23)); $x = 25; $array = array(0 => &$x); $moduleHandler->invokeAll('example', $array); var_dump($array);
Output for 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0 - 8.5.3
array(1) { [0]=> &int(42) }
preferences:
86.55 ms | 1484 KiB | 4 Q