<?php

  //  Include PHP ZoneEdit class
  include('class.zoneedit.inc');

  //  Log into ZoneEdit
  $username = "UserName";
  $password = "PassWord";
  $zoneedit = &new zoneedit($username, $password);

  //  Asign hosts to be updated
  $hosts   = array();
  $hosts[] = "yourdomain.com";
  $hosts[] = "*.yourdomain.com";
  $hosts[] = "www.yourdomain.com";

  //  Get IPs
    //  IP currently stored in DNS
    $dnsIP   = $zoneedit->get_ip('yourdomain.com');
    
    //  IP you domain should be
    $wanIP   = $zoneedit->ip;

  //  Update yourdomain.com
  if( $dnsIP != $wanIP )
    $zoneedit->update_ip(implode(',', $hosts), $wanIP);

?>