3v4l.org

run code in 300+ PHP versions simultaneously
<?php list($a,$a) = array("b"=>3,0=>10,"d"=>1,1=>200); var_dump($a);
Output for 7.0.0 - 7.0.20, 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
int(200)
Output for 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28
int(10)
preferences:
211.56 ms | 402 KiB | 270 Q