3v4l.org

run code in 300+ PHP versions simultaneously
<?php function myfunction($array){var_dump(memory_get_usage());} $array = range(1,10000); var_dump(memory_get_usage()); myfunction($array);
Output for 7.4.0
int(915552) int(915584)
Output for 7.3.0 - 7.3.12
int(915536) int(915568)
Output for 7.2.0 - 7.2.25
int(911584) int(911616)
Output for 7.0.0 - 7.0.33, 7.1.0 - 7.1.33
int(874848) int(874880)
Output for 5.6.0 - 5.6.40
int(1709488) int(1709568)
Output for 5.5.0 - 5.5.38
int(1709488) int(1709552)
Output for 5.4.0 - 5.4.45
int(1710048) int(1710112)
Output for 5.3.11 - 5.3.29
int(2111600) int(2111632)
Output for 5.3.0 - 5.3.10
int(2111288) int(2111320)
Output for 5.2.10 - 5.2.17
int(1490000) int(1490296)
Output for 5.2.7 - 5.2.9
int(1491664) int(1491928)
Output for 5.2.3 - 5.2.6
int(1492000) int(1492264)
Output for 5.2.2
int(1489864) int(1490048)
Output for 5.2.1
int(1489416) int(1489600)
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0
Fatal error: Call to undefined function memory_get_usage() in /in/aMClE on line 5
Process exited with code 255.
Output for 4.4.5 - 4.4.9
Fatal error: Call to undefined function: memory_get_usage() in /in/aMClE on line 5
Process exited with code 255.
Output for 4.3.2 - 4.3.11, 4.4.0 - 4.4.4
Fatal error: Call to undefined function: memory_get_usage() in /in/aMClE on line 5
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: memory_get_usage() in /in/aMClE on line 5

preferences:
217.89 ms | 401 KiB | 322 Q