- var_dump: documentation ( source)
- array_intersect_key: documentation ( source)
- array_flip: documentation ( source)
<?php
function coolPluck($array, $allowed) {
$output = array();
foreach($array as $k => $v) {
if(is_array($v)) {
$results = coolPluck($v, $lookup);
$output[] = array_intersect_key($results[$k], array_flip($allowed));
}
}
return $output;
}
$testArray = array('test' => array('percy' => array('percy' => 'hatcherson'), 'percy' => array('mitchell', 'anderson')));
var_dump(coolPluck($testArray, array('percy')));