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<?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 . time(). randomString(); } echo randomString();
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.25, 7.2.0 - 7.2.13, 7.3.0 - 7.3.1
Fatal error: Allowed memory size of 67108864 bytes exhausted (tried to allocate 20480 bytes) in /in/MKiQj on line 5
Process exited with code 255.
Output for 5.6.0 - 5.6.28
Fatal error: Allowed memory size of 67108864 bytes exhausted (tried to allocate 2 bytes) in /in/MKiQj on line 5
Process exited with code 255.
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38
Fatal error: Allowed memory size of 67108864 bytes exhausted (tried to allocate 72 bytes) in /in/MKiQj on line 5
Process exited with code 255.
Output for 5.3.0 - 5.3.29
Fatal error: Allowed memory size of 67108864 bytes exhausted (tried to allocate 71 bytes) in /in/MKiQj on line 5
Process exited with code 255.
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

Process exited with code 139.
preferences:
189.14 ms | 402 KiB | 232 Q