3v4l.org

run code in 500+ PHP versions simultaneously
<?php $name = [ 'first' => 'Foo', 'last' => 'Bar', ]; echo "Hello $name[first]";
Output for 8.0.1 - 8.0.30, 8.1.0 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.21, 8.5.0 - 8.5.7
Hello Foo
preferences:
82.02 ms | 1115 KiB | 4 Q