3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $i = 0; $x = []; $start = microtime( true ); do { $x[] = array( "firstname" => "Patrick", "lastname" => "Allaert" ); ++$i; } while ( $i < 500000 ); echo microtime( true ) - $start, "\n", memory_get_peak_usage(), "\n";
Output for 7.1.0
0.018044948577881 17129312
Output for 7.0.0 - 7.0.14
Fatal error: Allowed memory size of 67108864 bytes exhausted (tried to allocate 20480 bytes) in /in/mXqhZ on line 6
Process exited with code 255.
Output for 5.4.0 - 5.6.28
Fatal error: Allowed memory size of 67108864 bytes exhausted (tried to allocate 72 bytes) in /in/mXqhZ on line 6
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/mXqhZ on line 3
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 '[' in /in/mXqhZ on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/mXqhZ on line 3
Process exited with code 255.