3v4l.org

run code in 300+ PHP versions simultaneously
<?php list($x[], $x[], $x[]) = ['azul', 'amarelo', 'vermelho', 'verde']; echo $x[3].'-'.$x[1].'-'.$x[2];
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Warning: Undefined array key 3 in /in/vnbXt on line 4 -amarelo-vermelho
Output for 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.33
Notice: Undefined offset: 3 in /in/vnbXt on line 4 -amarelo-vermelho
Output for 7.3.32 - 7.3.33
-amarelo-vermelho
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40
Notice: Undefined offset: 3 in /in/vnbXt on line 4 -amarelo-azul
preferences:
259.37 ms | 402 KiB | 373 Q