Online PHP editor | refs for YbhZ1

@ 2013-10-14T09:06:17Z

<?php
    $a1 = array('a1','a2',
              'a3','a4');
$result="";
foreach ($a1 as $a2) {
    $result.='"'.$a2.'"';

}

$comma_separated = implode(",", $result);
$comma_separated;