Get label value, Hidden field value using java script / jquery

var lat = document.getElementById("<%= hflat.ClientID %>").value;

           alert(lat);



            var mytit = document.getElementById("<%= lbltitle.ClientID %>").innerHTML;

           alert(mytit);

call javascript function from page load c#.net / vb.net / asp.net

call javascript function from page load c#.net / vb.net

c#.net:

Page.ClientScript.RegisterStartupScript(this.GetType(), "Call my function", "Myfunction();", true);

vb.net

Page.ClientScript.RegisterStartupScript(Me.[GetType](), "Call my function", 

"Myfunction();", True)

Get location (Latitude & Longitude) for given address in ASP.NET using google api

Get latitude and longitude using C# for given location

C#.NET:

public static List<string> GetLatLng(string address)
{
 dynamic requestUri = string.Format("http://maps.googleapis.com/maps/api/geocode/xml?address={0}&sensor=true", Uri.EscapeDataString(address));
 dynamic request = WebRequest.Create(requestUri);
 dynamic response = request.GetResponse();
 dynamic xdoc = XDocument.Load(response.GetResponseStream());
 dynamic latLngArray = new List<string>();
 dynamic xElement = xdoc.Element("GeocodeResponse");
 if (xElement != null) {
  dynamic result = xElement.Element("result");
  if (result != null) {
   dynamic element = result.Element("geometry");
   if (element != null) {
    dynamic locationElement = element.Element("location");
    if (locationElement != null) {
     dynamic xElement1 = locationElement.Element("lat");
     if (xElement1 != null) {
      dynamic lat = xElement1.Value;
      latLngArray.Add(lat);
     }
     dynamic element1 = locationElement.Element("lng");
     if (element1 != null) {
      dynamic lng = element1.Value;
      latLngArray.Add(lng);
     }
    }
   }
  }
 }
 return latLngArray;
}

add multple locations in google map using asp.net c#.net/ vb.net

here shows multiple locations adding in google map using java script / jquery in Asp.net, c#.net, vb.net

<script type="text/javascript" src="http://maps.googleapis.com/maps/api/js?sensor=false"></script>
    <script type="text/javascript">
    var markers = [
    <asp:Repeater ID="rptMarkers" runat="server">
    <ItemTemplate>
             {
                "title": '<%# Eval("title") %>',
                "lat": '<%# Eval("lat") %>',
                "lng": '<%# Eval("lng") %>',
                "description": '<b><%# Eval("title") %></b> <br><%# Eval("address") %>'
            }
    </ItemTemplate>
    <SeparatorTemplate>
        ,
    </SeparatorTemplate>
    </asp:Repeater>
    ];
    </script>

 <script type="text/javascript">

        window.onload = function () {
            Dataload();
        }
        function Dataload() {
            var mapOptions = {
                center: new google.maps.LatLng(markers[0].lat, markers[0].lng),
                zoom: 13,
                disableDefaultUI: true,
                mapTypeId: google.maps.MapTypeId.ROADMAP
            };
            var infoWindow = new google.maps.InfoWindow();
            var map = new google.maps.Map(document.getElementById("dvMap"), mapOptions);
            for (i = 0; i < markers.length; i++) {
                var data = markers[i]
                var myLatlng = new google.maps.LatLng(data.lat, data.lng);
                var marker = new google.maps.Marker({
                    position: myLatlng,
                    map: map,
                    title: data.title
                });
                (function (marker, data) {
                    google.maps.event.addListener(marker, "click", function (e) {
                        infoWindow.setContent(data.description);
                        infoWindow.open(map, marker);
                    });
                })(marker, data);
            }
        }
    </script>

Retrieve data from visible false BoundField of Gridview

get value of visible false boundfield in gridview Asp.net

<style type="text/css">
     .hidden
     {
         display:none;
     }
</style>

<asp:BoundField DataField="ReportId" HeaderText="RId"  >
    <ItemStyle CssClass="hidden"/>
</asp:BoundField>

Gridview row hover alert rowindex

on hover Gridview row, show row index as alert message

write onmouseover on rowdatabound

protected void mygridview_RowDataBound(object sender, GridViewRowEventArgs e)
{
if (e.Row.RowIndex != -1)
{
e.Row.Attributes["onmouseover"] = "showContents('" + (e.Row.RowIndex + 1) + "')";
}

}

 <script type="text/javascript">
        function showContents(rowIndex) {

            var gv = <%= mygridview.ClientID %>;
            var rowElement = gv.rows[rowIndex];
            var title = rowElement.cells[0].innerHTML;
            alert(rowIndex + ',' + title);

}