call web service from javascript:

1. write a web methord in asmx file.
2. include namespace :
using System.Web.Script.Services;
3. add attribute [ScriptService] to class of web service
example:

[WebService(Namespace = "http://tempuri.org/")]
[WebServiceBinding(ConformsTo = WsiProfiles.BasicProfile1_1)]
[ToolboxItem(false)]
[ScriptService] //-- this is very important

public class DemoService : System.Web.Services.WebService
{
[WebMethod]
public string HelloWorld( string yourname)
{
return "Hello World" + yourname;
;
}
}


4. Open Default.aspx in design view and select the ScriptManager1
Select the "Services" property, and click the button that appears
Click "Add", and enter "DemoService.asmx" for the path property
Click OK. The result should look like this:
example:

<asp:scriptmanager id="ScriptManager1" runat="server">
<services>
<asp:servicereference path="DemoService.asmx">
</services>
</asp:ScriptManager>

5.Open Default.aspx in source view and enter just before the "head" tag the following code:
<script type="text/javascript">
function CallService()
{
WebServiceDemo.DemoService.HelloWorld( "Yourself",Callback );
}

function Callback( result )
{
var outDiv = document.getElementById("outputDiv");
outDiv.innerText = result;
}
</script>

6. Create a button to start the web service calling function
Drag a button onto the form
Set the property "OnClientClick" to "CallService();return false;"

7.Create div for the output data
Drag a div (from the HTML tab) onto the form.
Set its id to "outputDiv";

Indian Mobile Phone Validators

Regular expression for Indian mobile phone.


Expression1 :

^((\+){0,1}91(\s){0,1}(\-){0,1}(\s){0,1}){0,1}9[0-9](\s){0,1}(\-){0,1}(\s){0,1}[1-9]{1}[0-9]{7}$

Matches: 9836193498 +919836193498 9745622222

Non-Matches +9197456222222 8745622222 9836193481

Expression2:

^([9]{1})([234789]{1})([0-9]{8})$

Matches: 9881060153

Non-Matches +9197456222222 8745622222 45343241342

Masked edit validator and extender demo

<asp:TextBox ID="TextBox1" runat="server"></asp:TextBox>
       
        <cc1:MaskedEditValidator
         ID="MaskedEditValidator1"
         runat="server"
          ControlToValidate="TextBox1"
           EmptyValueMessage="Please enter Date of Birth"
           InvalidValueMessage="Date is Invalid"
           ControlExtender="MaskedEditExtender1"
           IsValidEmpty="False"
            TooltipMessage="Date is invalid"
             Display="Dynamic"/>
        <cc1:MaskedEditExtender
        ID="MaskedEditExtender1"
         runat="server"
          Mask='99/99/9999'
          MaskType="Date"
           TargetControlID="TextBox1"
           PromptCharacter="_" />     

Regular expression for Date of birth in DD/MM/YYYY

use regular expression validator of Asp.net
and write it exression as
:

^(((0[1-9]|[12]\d|3[01])\/(0[13578]|1[02])\/((19|[2-9]\d)\d{2}))|((0[1-9]|[12]\d|30)\/(0[13456789]|1[012])\/((19|[2-9]\d)\d{2}))|((0[1-9]|1\d|2[0-8])\/02\/((19|[2-9]\d)\d{2}))|(29\/02\/((1[6-9]|[2-9]\d)(0[48]|[2468][048]|[13579][26])|((16|[2468][048]|[3579][26])00))))$