3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php function randomString($length = 6) { $str = ""; $characters = array_merge(range('a','z'), range('0','9')); $max = count($characters) - 1; for ($i = 0; $i < $length; $i++) { $rand = mt_rand(0, $max); $str .= $characters[$rand]; } return $str . timestamp(); } echo randomString();
Output for 7.0.0 - 7.1.0
Fatal error: Uncaught Error: Call to undefined function timestamp() in /in/ULolL:11 Stack trace: #0 /in/ULolL(14): randomString() #1 {main} thrown in /in/ULolL on line 11
Process exited with code 255.
Output for 5.0.0 - 5.6.28
Fatal error: Call to undefined function timestamp() in /in/ULolL on line 11
Process exited with code 255.
Output for 4.4.5 - 4.4.9
Fatal error: Call to undefined function: timestamp() in /in/ULolL on line 11
Process exited with code 255.
Output for 4.3.2 - 4.4.4
Fatal error: Call to undefined function: timestamp() in /in/ULolL on line 11
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: timestamp() in /in/ULolL on line 11