Problem with my dispalyname

[gudfry]

hi all;

 

          I have a problem with displaying the city name, because there is no disply. i already use the id to determine ech city i selected,

 

i have this line of code wich make me fell bad.

 

please this line of code.

 

                            <?php

$result=city::getDisplayName('$id');

echo $result;

?>

[sasa]

try

 <?php
               $result=city::getDisplayName($id);
               echo $result;
               ?>

remove ' around variable