3v4l.org

run code in 300+ PHP versions simultaneously
<?php $cururl = "http://$_SERVER[HTTP_HOST]$_SERVER[REQUEST_URI]";
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
Warning: Undefined array key "HTTP_HOST" in /in/8Le3o on line 2 Warning: Undefined array key "REQUEST_URI" in /in/8Le3o on line 2
Output for 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, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.33
Notice: Undefined index: HTTP_HOST in /in/8Le3o on line 2 Notice: Undefined index: REQUEST_URI in /in/8Le3o on line 2
Output for 7.3.32 - 7.3.33
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
Notice: Undefined index: HTTP_HOST in /in/8Le3o on line 2 Notice: Undefined index: REQUEST_URI in /in/8Le3o on line 2

preferences:
291.87 ms | 402 KiB | 455 Q