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@ 2015-11-20T14:16:59Z

<?php
$params = ['a' => 'b'];
function manman($v, $k) {
            return substr($k, 0, 7) == 'filter_';
        };
 array_filter($params, 'manman');

Output
Performance
VLD
References
Branches

substr: documentation ( source)
array_filter: documentation ( source)

preferences:dark modelive preview

42.46 ms | 402 KiB | 5 Q