<?php
/*** By Weerachai Nukitram ***/
/*** http://www.ThaiCreate.Com ***/
$objConnect = mysql_connect("localhost","root","") or die("Error Connect to Database");
$objDB = mysql_select_db("geo");
@mysql_query("SET NAMES UTF8");
?>
<script language = "JavaScript">
//**** List Province (Start) ***//
function ListProvince(SelectValue)
{
frmMain.ddlProvince.length = 0
frmMain.ddlAmphur.length = 0
frmMain.ddldistrict.length = 0
//*** Insert null Default Value ***//
var myOption = new Option('','')
frmMain.ddlProvince.options[frmMain.ddlProvince.length]= myOption
<?
$intRows = 0;
$strSQL = "SELECT * FROM province ORDER BY PROVINCE_ID ASC ";
$objQuery = mysql_query($strSQL) or die ("Error Query [".$strSQL."]");
$intRows = 0;
while($objResult = mysql_fetch_array($objQuery))
{
$intRows++;
?>
x = <?=$intRows;?>;
mySubList = new Array();
strGroup = <?=$objResult["GEO_ID"];?>;
strValue = "<?=$objResult["PROVINCE_ID"];?>";
strItem = "<?=$objResult["PROVINCE_NAME"];?>";
mySubList[x,0] = strItem;
mySubList[x,1] = strGroup;
mySubList[x,2] = strValue;
if (mySubList[x,1] == SelectValue){
var myOption = new Option(mySubList[x,0], mySubList[x,2])
frmMain.ddlProvince.options[frmMain.ddlProvince.length]= myOption
}
<?
}
?>
}
//**** List Province (End) ***//
//**** List Amphur (Start) ***//
function ListAmphur(SelectValue)
{
frmMain.ddlAmphur.length = 0
//*** Insert null Default Value ***//
var myOption = new Option('','')
frmMain.ddlAmphur.options[frmMain.ddlAmphur.length]= myOption
<?
$intRows = 0;
$strSQL = "SELECT * FROM amphur ORDER BY AMPHUR_ID ASC ";
$objQuery = mysql_query($strSQL) or die ("Error Query [".$strSQL."]");
$intRows = 0;
while($objResult = mysql_fetch_array($objQuery))
{
$intRows++;
?>
x = <?=$intRows;?>;
mySubList = new Array();
if (mySubList[x,1] == SelectValue){
var myOption = new Option(mySubList[x,0], mySubList[x,2])
frmMain.ddlAmphur.options[frmMain.ddlAmphur.length]= myOption
}
<?
}
?>
}
//**** List Amphur (End) ***//
//**** List district (Start) ***//
function Listdistrict(SelectValue)
{
frmMain.ddldistrict.length = 0
//*** Insert null Default Value ***//
var myOption = new Option('','')
frmMain.ddldistrict.options[frmMain.ddldistrict.length]= myOption
<?
$intRows = 0;
$strSQL = "SELECT * FROM district ORDER BY DISTRICT_ID ASC ";
$objQuery = mysql_query($strSQL) or die ("Error Query [".$strSQL."]");
$intRows = 0;
while($objResult = mysql_fetch_array($objQuery))
{
$intRows++;
?>
x = <?=$intRows;?>;
mySubList = new Array();
if (mySubList[x,1] == SelectValue){
var myOption = new Option(mySubList[x,0], mySubList[x,2])
frmMain.ddldistrict.options[frmMain.ddldistrict.length]= myOption
}
<?
}
?>
}
//**** List district (End) ***//
</script>
</head>
<form name="frmMain" action="" method="post">
ภาค :
<select id="ddlGeo" name="ddlGeo" onChange = "ListProvince(this.value)">
<option select value="0">-- เลือกภาค --</option>
<?
$strSQL = "SELECT * FROM geography ORDER BY GEO_ID ASC ";
$objQuery = mysql_query($strSQL) or die ("Error Query [".$strSQL."]");
while($objResult = mysql_fetch_array($objQuery))
{
?>
Load balance : Server 01
