3v4l.org

run code in 300+ PHP versions simultaneously
<?php $serverName = "sub.heart.se"; $mainDomainStartPos = strrpos(substr($serverName, 0, -1 + strrpos($serverName, "."))); echo substr($serverName, $mainDomainStartPos, 100);
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
Fatal error: Uncaught ArgumentCountError: strrpos() expects at least 2 arguments, 1 given in /in/hPkc4:3 Stack trace: #0 /in/hPkc4(3): strrpos('sub.hear') #1 {main} thrown in /in/hPkc4 on line 3
Process exited with code 255.
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, 5.5.24 - 5.5.35, 5.6.7 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
Warning: strrpos() expects at least 2 parameters, 1 given in /in/hPkc4 on line 3 sub.heart.se
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9
Warning: Wrong parameter count for strrpos() in /in/hPkc4 on line 3 sub.heart.se
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244.13 ms | 402 KiB | 355 Q