php mail gizleme

<?php
        
            $email = 'ahmeeret@hotmail.com';
            function mail_gizle($mail,$baslangic=2,$bitis=1)
            {
                $e = explode('@',$mail);
                list($name,$dom) = $e;
                $say = strlen($name);
                if($say > 7)
                {
                    $orta = mb_substr($name,ceil($say/2)-1,1);
                    $ilk = mb_substr($name,0,$baslangic);
                    $son =mb_substr($name,$say-$bitis,$say-$bitis);

                    $ilkorta =  str_repeat('*',strlen(mb_substr($name,$baslangic,((ceil($say/2)-1)-$baslangic))));
                    $son_orta = str_repeat('*',strlen(mb_substr($name,ceil($say/2) , (ceil($say/2)-1)-$bitis )));
                   
                   //echo mb_substr($name,ceil($say/2) , ($say-$bitis)-$bitis);
                   echo $ilk.$ilkorta.$orta.$son_orta.$son.'@'.$dom;
                  
                }else{
                    
                    $ilk = mb_substr($name,0,$baslangic);
                    $ilkorta =  str_repeat('*',strlen(mb_substr($name,$bitis,($say-1)-$bitis  )));
                    $son =mb_substr($name,$say-$bitis,$bitis);
                    echo mb_substr($name,$bitis,($say-1)-$bitis  )."<br>";
                     echo $ilk.$ilkorta.$son.'@'.$dom;
                }
               
                 
            }

          mail_gizle($email,2,2);

            
        ?>
        # ah*e*et@hotmail.com