3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php function id($n=6) { $c = 'abcdefghijklmnopqrstuvwxyz0123456789'; for ($x=0,$r=null;$x<$n;$x++) { $r .= $c[mt_rand(0, srtlen($c) - 1)]; } return $r; } echo id();
Output for 7.0.0 - 7.1.0
Fatal error: Uncaught Error: Call to undefined function srtlen() in /in/rWTLa:6 Stack trace: #0 /in/rWTLa(11): id() #1 {main} thrown in /in/rWTLa on line 6
Process exited with code 255.
Output for 5.0.0 - 5.6.21, hhvm-3.10.0 - 3.12.0
Fatal error: Call to undefined function srtlen() in /in/rWTLa on line 6
Process exited with code 255.
Output for 4.4.5 - 4.4.9
Fatal error: Call to undefined function: srtlen() in /in/rWTLa on line 6
Process exited with code 255.
Output for 4.3.2 - 4.4.4
Fatal error: Call to undefined function: srtlen() in /in/rWTLa on line 6
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: srtlen() in /in/rWTLa on line 6