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@ 2015-08-20T18:53:05Z

<?php

$duzeLitery = function ($txt) {
    return strtoupper($txt);
};

$v1 = $duzeLitery('test'); // TEST
$v2 = (function($txt){
    return strtoupper($txt);
})('test'); // TEST

var_dump($v1);
var_dump($v2);

Output
Performance
VLD
References
Branches

var_dump: documentation ( source)
strtoupper: documentation ( source)

preferences:dark modelive preview

66.58 ms | 402 KiB | 5 Q