3v4l.org

run code in 300+ PHP versions simultaneously
<?php function bar($input) { print_r(func_num_args()); } function foo($input) { $args = func_get_args(); array_shift($args); bar($input, $args); } foo('Hallo %s %d', 'Foo', 42);
Output for 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 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
2
preferences:
253.51 ms | 404 KiB | 330 Q