My CodeFight HappyNewYear Challenge solution

HappyNewYear.php

<?php
        function happyNewYear($wish){
                $st = explode(" ", addslashes($wish));

                $mx = max(array_map("strlen", $st));

                $re[] = str_repeat("*", $mx + 4);

                for ($i = 0; $i < sizeof($st); $i++ ){

                        $re[] = "* " . $st[$i] . str_repeat(" ", ($mx - strlen($st[$i]))) . " *" ;

                }

                $re[] = $re[0];

                return $re;
        }

        print_r(happyNewYear("Happy's New Year and CodeFight On in 2016!"));
?>