3v4l.org

run code in 300+ PHP versions simultaneously
<?php $mem_start = memory_get_usage(true); echo 'start: ' . $mem_start . PHP_EOL; $max_iterations = 10000; for ($i = 1; $i <= $max_iterations; $i++) { //DateTime::createFromFormat('M/D/Y H:i:s', '2013-11-12 20:00:00'); new stdClass; if (($i % 1000) == 0) { echo $i . '.: ' . memory_get_usage(true) . PHP_EOL; } } $mem_end = memory_get_usage(true); echo 'end: ' . $mem_end . PHP_EOL; echo 'diff end-start: ' . ($mem_end - $mem_start) . PHP_EOL;

preferences:
27.69 ms | 402 KiB | 5 Q