3v4l.org

run code in 300+ PHP versions simultaneously
<?php $code = "en-h-us"; var_dump(substr($code, strrpos(code, "-")));
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.7
Fatal error: Uncaught Error: Undefined constant "code" in /in/9vaoe:3 Stack trace: #0 {main} thrown in /in/9vaoe on line 3
Process exited with code 255.
Output for 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
Warning: Use of undefined constant code - assumed 'code' (this will throw an Error in a future version of PHP) in /in/9vaoe on line 3 string(7) "en-h-us"
Output for 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33
Notice: Use of undefined constant code - assumed 'code' in /in/9vaoe on line 3 string(7) "en-h-us"

preferences:
253.67 ms | 402 KiB | 292 Q