This is my Php code. My else if statement is not working. Please help me.Thanks in advance.
if($row=mysql_fetch_array($result1,MYSQL_ASSOC)){
     $pv=$row['pv'];
     $cv=$row['cv'];
     if($pv=="First_name"){
         $sql1="update User set fname='$cv' where ID='$id'";
         $result1=mysql_query($sql1);
      }elseif($pv=="Lastname"){
         $sql1="update User set lname='$cv' where ID='$id'";
         $result1=mysql_query($sql1);
      }
 }
 
     
    