3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Hoge { function test1() { func1($this); var_dump($this); } function test2() { func2($this); var_dump($this); } } function func1($var) { unset($var); } function func2(&$var) { unset($var); } $hoge = new Hoge; $hoge->test1(); var_dump($hoge); $hoge->test2(); var_dump($hoge);
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.7 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
object(Hoge)#1 (0) { } object(Hoge)#1 (0) { } object(Hoge)#1 (0) { } object(Hoge)#1 (0) { }
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9
object(hoge)(0) { } object(hoge)(0) { } object(hoge)(0) { } object(hoge)(0) { }
preferences:
250 ms | 402 KiB | 330 Q