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@ 2014-09-15T12:59:47Z

<?php

$startMemory = memory_get_usage();
$a =1;
echo memory_get_usage() - $startMemory, ' bytes';

$a + 1;

Output
Performance
VLD
References
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memory_get_usage: documentation ( source)

preferences:dark modelive preview

33.94 ms | 402 KiB | 5 Q