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@ 2017-05-18T14:49:40Z

<?php

 $arr = [11, 'f' => 22, 33];
        $a = array_map(function ($v) {
            return "v$v " ;
        }, $arr);
        print_r($a);

       $arr = ['key1' => 1, 'key2' => 3, 'key3' => 3];
        $a = array_map(function ($v) {
            return "v$v " ;
        }, $arr);
        print_r($a);

Output
Performance
VLD
References
Branches

array_map: documentation ( source)
print_r: documentation ( source)

preferences:dark modelive preview

54.86 ms | 402 KiB | 5 Q