3v4l.org

run code in 300+ PHP versions simultaneously
<?php error_reporting(0); class a { function x() { echo "asdasd\n"; } function a() { echo "CONSTRUCTOR CALLED\r\n"; } function b($var) { x(); return $var . 'x'; } } print_r(array_map(array('a', 'b'), array('a', 'b'))); print_r(a::b('y'));
Output for 4.3.2 - 4.3.11, 4.4.0 - 4.4.9, 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, 5.6.8 - 5.6.28, 7.3.32 - 7.3.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6

Process exited with code 255.
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 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/r7WBg on line 5
Process exited with code 255.
Output for 4.3.0 - 4.3.1
preferences:
215.8 ms | 401 KiB | 312 Q