First page;
function Gethttpobject ()
{
var waystation=null;
if (window. ActiveXObject)
{
Waystation=new ActiveXObject ("Microsoft.XMLHTTP");
}
else if (window. XMLHttpRequest)
{
Waystation=new XMLHttpRequest ();
}
Else
{
Waystation=false;
}
return waystation;
}
function Addcitys ()
{
Inputfield = document.getElementById ("TextField");
completetable = document.getElementById ("table1");
Completediv = document.getElementById ("popup");
Completebody = document.getElementById ("body1");
var s=document.all.item ("TextField"). Value
var Aa=encodeuri (s);
if (s== "")
Return
var xmlrequest=gethttpobject ();
Xmlrequest.open ("Post", "getcity.aspx?id=" +AA);
Xmlrequest.onreadystatechange=function ()
{
if (xmlrequest.readystate==4)
{
//xmlrequest.responsetext is the string that you output in your addcity;
Setnames (Xmlrequest.responsetext);
}
}
Xmlrequest.send (NULL);
}
/Generate match line to input content
function Setnames (names)
{
if (names== "")
{
Clearnames ();
Return
}
Clearnames ();
Setoffsets ();
var row, cell, Txtnode;
var s=names.split ("$");
for (var i = 0; i < s.length; i++)
{
S[i] for TD
var nextnode =s[i];
row = Document.createelement ("tr");
Cell = document.createelement ("TD");
Cell.onmouseout = function () {this.style.backgroundcolor= ';};
Cell.onmouseover = function () {this.style.backgroundcolor= ' #ffff00 ';};
Cell.onclick = function () {Completefield (this);};
cell.pop= "T";
Txtnode = document.createTextNode (NextNode);
Cell.appendchild (Txtnode);
Row.appendchild (cell);
document.getElementById ("Body1"). appendchild (row);
}
}
Used to set the hidden text box when the mouse loses focus
Document.onmousedown=function ()
{
if (!event.srcelement.pop)
Clearnames ();
}//fill in the input box
function Completefield (cell)
{
Inputfield.value = Cell.firstChild.nodeValue;
Clearnames ();
}
Clear Auto-complete line
function Clearnames ()
{
Completebody = document.getElementById ("body1");
var ind = CompleteBody.childNodes.length;
for (var i = ind-1; I >= 0; i--)
{
Completebody.removechild (Completebody.childnodes[i]);
}
Completediv = document.getElementById ("popup");
CompleteDiv.style.border = "None";
}
Set Display location
function Setoffsets ()
{
CompleteTable.style.width = Inputfield.offsetwidth; + "px";
var left = Calculateoffset (Inputfield, "offsetleft");
var top = Calculateoffset (Inputfield, "OffsetTop") + Inputfield. offsetheight;
CompleteDiv.style.border = "Black 1px solid";
CompleteDiv.style.left = left + "px";
CompleteDiv.style.top = top + "px";
}
function Calculateoffset (field, attr) {
var offset = 0;
while (field) {
Offset + = field[attr];
field = Field.offsetparent;
}
return offset;
}
<body>
<input name= "TextField" id= "TextField" type= "text" class= "input1" onkeyup= "Addcitys ();" Maxlength= "style=" width:68px "/><div id=" popup "style=" Position:absolute ">
<table id= "table1" cellspacing= "0" cellpadding= "0" bgcolor= "#fffafa" border= "0" >
<tbody id= "Body1" >
</tbody>
</table>
</div>
</body>
second page (getcity.aspx)
Note: You must remove all HTML from this page
then in the CS file do the processing you want, as a string input;
GetCity.cs
String id = request.querystring["id"]. ToString ();
SqlConnection con = new SqlConnection (SQLSTR);
Con. Open ();
SqlDataAdapter da = new SqlDataAdapter ("select * from Airport where enname like '%" + ID + "% ' or cnname like '%" +id+ "% '" , con);
DataSet ds = new DataSet ();
Da. Fill (DS);
StringBuilder sb = new StringBuilder ();
for (int i = 0; I < ds. Tables[0]. Rows.Count; i++)
{
Sb. Append (ds. Tables[0]. ROWS[I][2]. ToString () + "" +ds. Tables[0]. ROWS[I][1]. ToString () + "$");
}
Response.Write (sb.) ToString ());
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