3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $array = []; for($i = 0; $i < 50000; $i++) { $array[] = md5('hallo'); $array[] = md5('bla'); } var_dump(memory_get_usage()); var_dump(memory_get_usage(true));
Output for 7.1.0
int(10945856) int(12587008)
Output for 7.0.0 - 7.0.14
int(10945872) int(12587008)
Output for hhvm-3.14.4
int(8388608) int(8805336)
Output for hhvm-3.13.2
int(8388608) int(8801528)
Output for hhvm-3.12.0
int(8388608) int(8801368)
Output for hhvm-3.10.0
int(8388608) int(8799728)
Output for 5.5.0 - 5.6.28
int(20466608) int(20971520)
Output for 5.4.10 - 5.4.45
int(20467152) int(20971520)
Output for 5.4.0 - 5.4.9
int(20466600) int(20971520)
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/Voki5 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/Voki5 on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/Voki5 on line 3
Process exited with code 255.