3v4l.org

run code in 300+ PHP versions simultaneously
<?php $my_arary = array('foo','bar'); echo $firstClient = $my_arary[0]; echo $firstClientId = $firstClient->clientId;
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
foo Warning: Attempt to read property "clientId" on string in /in/c5mfa on line 4
Output for 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.25, 7.4.27 - 7.4.33
foo Notice: Trying to get property 'clientId' of non-object in /in/c5mfa on line 4
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 7.3.32 - 7.3.33, 7.4.26
foo
Output for 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 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33
foo Notice: Trying to get property of non-object in /in/c5mfa on line 4
preferences:
284.11 ms | 403 KiB | 460 Q