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@ 2015-04-17T12:41:51Z

<?php
$arr = array();
$arr["a"] = "A";
$arr["b"] = "B";

$str = array_filter($arr, function($e1){
    echo $e1;
    return $e1;
});
var_dump($str);

Output
Performance
VLD
References
Branches

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

preferences:dark modelive preview

42.2 ms | 402 KiB | 5 Q