Online PHP editor | refs for Ovifa

<?php class Test { public $name; } function swap1($test) { $test = new Test(); $test->name = 1; } function swap2(&$test) { $test = new Test(); $test->name = 2; } function swap3($test) { $test->name = 3; } $test = new Test; $test->name = 0; var_dump($test->name); swap1($test); var_dump($test->name); swap2($test); var_dump($test->name); swap3($test); var_dump($test->name);