3v4l.org

run code in 300+ PHP versions simultaneously
<?php $userInfo = array('sex' => 2, 'city' => '0'); function isNull($Id, $userInfo){ If($userInfo[$id] == 0){ echo "Не указано"; } else{ echo $userInfo[$id]; } } isNull("city", $userInfo);
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
Warning: Undefined variable $id in /in/6jDeJ on line 4 Warning: Undefined array key "" in /in/6jDeJ on line 4 Не указано
Output for 8.3.5
Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 Warning: Undefined variable $id in /in/6jDeJ on line 4 Warning: Undefined array key "" in /in/6jDeJ on line 4 Не указано
Output for 5.6.0 - 5.6.40, 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 - 7.4.25, 7.4.27 - 7.4.33
Notice: Undefined variable: id in /in/6jDeJ on line 4 Notice: Undefined index: in /in/6jDeJ on line 4 Не указано
Output for 7.3.32 - 7.3.33, 7.4.26
Не указано
preferences:
227.32 ms | 401 KiB | 291 Q