3v4l.org

run code in 300+ PHP versions simultaneously
<?php function myfunction($array){ echo PHP_EOL . ' pass $array to function...' . PHP_EOL; var_dump(memory_get_usage()); echo PHP_EOL . ' modify $array...' . PHP_EOL; $array[343] = 23; var_dump(memory_get_usage()); } echo PHP_EOL . ' init $array with 10k elements...' . PHP_EOL; $array = range(1,10000); var_dump(memory_get_usage()); myfunction($array);

preferences:
30.75 ms | 402 KiB | 5 Q