3v4l.org

run code in 300+ PHP versions simultaneously

sponsor
bughunt
search
recent
about

@ 2014-04-15T08:34:52Z

<?php

$array = ['foo'=>1];
var_dump(memory_get_usage());

foreach($array as $k=>&$v)
{
    var_dump(memory_get_usage());
    $array['baz']=3;
    var_dump(memory_get_usage());
    echo $v . "\n";
}

Output
Performance
VLD
References
Branches

var_dump: documentation ( source)
memory_get_usage: documentation ( source)

preferences:dark modelive preview

36.72 ms | 402 KiB | 5 Q