3v4l.org

run code in 500+ PHP versions simultaneously
<?php function test() { yield from [1, 2, 3]; yield 4; } var_dump(iterator_to_array(test()));
Output for 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.21, 8.5.0 - 8.5.6
array(3) { [0]=> int(4) [1]=> int(2) [2]=> int(3) }
preferences:
55.78 ms | 850 KiB | 4 Q