3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $startMemory = memory_get_usage(); echo 'START ' . $startMemory . 'bytes'; $array = range(1, 100000); foreach($array as $k=>$arr){ if($k%1000 == 0){ //echo memory_get_usage() - $startMemory, ' bytes'; } } echo 'Finnally' . memory_get_usage() - $startMemory, ' bytes';
Output for 7.1.0
START 346800bytes Warning: A non-numeric value encountered in /in/XFYJl on line 12 -346800 bytes
Output for 7.0.0 - 7.0.14
START 346800bytes-346800 bytes
Output for 5.5.0 - 5.6.28
START 218192bytes-218192 bytes
Output for 5.4.10 - 5.4.45
START 218712bytes-218712 bytes
Output for 5.4.0 - 5.4.9
START 218184bytes-218184 bytes
Output for 5.3.11 - 5.3.29
START 621512bytes-621512 bytes
Output for 5.3.0 - 5.3.10
START 621208bytes-621208 bytes
Output for 5.2.10 - 5.2.17
START 79152bytes-79152 bytes
Output for 5.2.7 - 5.2.9
START 79704bytes-79704 bytes
Output for 5.2.3 - 5.2.6
START 80024bytes-80024 bytes
Output for 5.2.1 - 5.2.2
START 77952bytes-77952 bytes
Output for 5.0.0 - 5.2.0
Fatal error: Call to undefined function memory_get_usage() in /in/XFYJl on line 2
Process exited with code 255.
Output for 4.4.5 - 4.4.9
Fatal error: Call to undefined function: memory_get_usage() in /in/XFYJl on line 2
Process exited with code 255.
Output for 4.3.2 - 4.4.4
Fatal error: Call to undefined function: memory_get_usage() in /in/XFYJl on line 2
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: memory_get_usage() in /in/XFYJl on line 2