3v4l.org

run code in 300+ PHP versions simultaneously
<?php function f(int $flags){ if($flags & LOCK_SH){ echo "im handling a LOCK_SH request!"; }elseif($flags & LOCK_EX){ echo "im handling a LOCK_EX request!"; }elseif($flags & LOCK_UN){ echo "im handling a LOCK_UN request!"; }else{ echo "didn't understand those flags..."; } } f(LOCK_UN);
Output for 7.4.0 - 7.4.33, 8.0.1 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.7
im handling a LOCK_SH request!
Output for 4.3.0
Parse error: parse error, unexpected T_STRING, expecting ')' in /in/tHWuc on line 3
Process exited with code 255.
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104.35 ms | 401 KiB | 123 Q