3v4l.org

run code in 300+ PHP versions simultaneously
<?php error_reporting(E_ALL); $arr=null; $val=$arr['klsjb']; if ($val===null) echo "value is null"; print_r($val);
Output for 8.3.0 - 8.3.6
Warning: Trying to access array offset on null in /in/iG36W on line 4 value is null
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18
Warning: Trying to access array offset on value of type null in /in/iG36W on line 4 value is null
Output for 7.4.0 - 7.4.33
Notice: Trying to access array offset on value of type null in /in/iG36W on line 4 value is null
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.35, 5.6.0 - 5.6.21, 7.0.0 - 7.0.20, 7.1.0 - 7.1.10, 7.2.0 - 7.2.33, 7.3.12 - 7.3.33
value is null
preferences:
271.15 ms | 404 KiB | 343 Q