Online PHP editor | refs for ePZ0o

<?php class Base { public function _($foo) { return $foo; } } class T extends Base { public function __invoke($foo) { return $this->_($foo); } } $mem = memory_get_usage(); $timestamp = microtime(true); $t = new T(); for ($i = 0; $i < 1000; $i++) { $t($i); } $timestampAfter = microtime(true); $memDiff = memory_get_usage() - $mem; $timeDiff = $timestampAfter-$timestamp; var_dump($memDiff, $timeDiff);