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@ 2014-03-03T09:46:45Z

<?php
$str = "abcdefghijklmn";
$arr= str_split($str);
$nstr="";
foreach($arr as $k=>$v)
{
    if($k%2!=0){
        $nstr.= $v;
    }
}
echo strrev($nstr); //"prints" nljhfdb

Output
Performance
VLD
References
Branches

strrev: documentation ( source)
str_split: documentation ( source)

preferences:dark modelive preview

45.16 ms | 402 KiB | 5 Q