3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $a = array(); for ($i = 0; $i < 200000; $i++) { $a[] = array( 'name' => 'John', 'city' => 'New York', 'age' => $i % 200 == 0 ? 21 : 28 ); } $time = microtime(true); $filtered = array_filter($a, function ($item) { return ($item['age'] == 21); }); $time = microtime(true) - $time; echo 'closure took ' . number_format($time, 3) . ' seconds and returned ' . count($filtered) . " entries\n";
based on 1IcJm
Output for 7.0.0 - 7.1.0
Fatal error: Allowed memory size of 67108864 bytes exhausted (tried to allocate 20480 bytes) in /in/Q3TEW on line 5
Process exited with code 255.
Output for 5.5.0 - 5.6.28
Fatal error: Allowed memory size of 67108864 bytes exhausted (tried to allocate 32 bytes) in /in/Q3TEW on line 9
Process exited with code 255.
Output for 5.4.0 - 5.4.45
Fatal error: Allowed memory size of 67108864 bytes exhausted (tried to allocate 72 bytes) in /in/Q3TEW on line 9
Process exited with code 255.
Output for 5.3.11 - 5.3.29
Fatal error: Allowed memory size of 67108864 bytes exhausted (tried to allocate 32 bytes) in /in/Q3TEW on line 8
Process exited with code 255.
Output for 5.3.0 - 5.3.10
Fatal error: Allowed memory size of 67108864 bytes exhausted (tried to allocate 76 bytes) in /in/Q3TEW on line 9
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION in /in/Q3TEW on line 16
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_FUNCTION in /in/Q3TEW on line 16
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/Q3TEW on line 16
Process exited with code 255.