3v4l.org

run code in 300+ PHP versions simultaneously
<?php $start = microtime(true); for ($i = 0; $i < 10000; $i++) { array_map('strip_tags', range(0, $i)); } echo microtime(true) - $start, PHP_EOL; $start = microtime(true); for ($i = 0; $i < 10000; $i++) { array_map(function ($i) { return strip_tags($i); }, range(0, $i)); } echo microtime(true) - $start, PHP_EOL;
Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.7

Process exited with code 137.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION, expecting ')' in /in/GVsa3 on line 15
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_FUNCTION, expecting ')' in /in/GVsa3 on line 15
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `')'' in /in/GVsa3 on line 15
Process exited with code 255.
preferences:
171.71 ms | 401 KiB | 215 Q