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@ 2014-02-05T11:55:46Z

<?php
$data = array(
    'field1' => 1,
    'field2' => 2,
    'field3' => 3,
    'field4' => 4
);

$filter = array('field2', 'field3');

$filtered = array_flip($filter);

var_dump($filtered);

Output
Performance
VLD
References
Branches

var_dump: documentation ( source)
array_flip: documentation ( source)

preferences:dark modelive preview

40.55 ms | 402 KiB | 5 Q