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run code in 300+ PHP versions simultaneously
<?php $startMemory = memory_get_usage(); $array = range(1, 100000); echo memory_get_usage() - $startMemory, ' bytes'; echo memory_get_peak_usage() . "\n"; $var['test'] = 'hallo2'; var_dump($var); echo memory_get_peak_usage() . "\n";

preferences:
29.58 ms | 402 KiB | 5 Q