3v4l.org

run code in 300+ PHP versions simultaneously
<?php class a { function a ($x = 1) { $this->myvar = $x; } } class b extends a { var $myvar; function b ($x = 2) { $this->myvar = $x; parent::a(); } } $obj = new b; echo $obj->myvar;
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.33
Deprecated: Methods with the same name as their class will not be constructors in a future version of PHP; a has a deprecated constructor in /in/9FcaD on line 3 Deprecated: Methods with the same name as their class will not be constructors in a future version of PHP; b has a deprecated constructor in /in/9FcaD on line 10 1
Output for 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.3.32 - 7.3.33
1
preferences:
144.57 ms | 402 KiB | 198 Q