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@ 2013-10-18T09:20:25Z

<?php

$days = array('2');

var_dump(array_filter($days, 'alter_days'));

function alter_days($day)
{
	return intVal($day);
}

Output
Performance
VLD
References
Branches

var_dump: documentation ( source)
array_filter: documentation ( source)

preferences:dark modelive preview

36.71 ms | 402 KiB | 5 Q