Browsing articles tagged with " JavaScript"

ASP.Net | Read Values from Javascript

Today I started checking out some videos about Windows CardSpace and ASP.Net for logging in and I saw how he used javascript to get client side input and use it in ASP.Net in the C# code.

First you need to create a HiddenField on your webForm and name it TokenField (any name would actually do)

<asp:HiddenField ID=”TokenField” runat=”server” />

To set the Hidden Field value in JavaScript use the following code: Continue reading »

Div OnClick instead of a href | Quickie

Instead of using the “<a href=” tag to go to another page, you can use the “<div onclick=” to be transferred to another page. This is extremely useful if you have a lot of text and pictures that need to be clicked anywhere wanted. Next is the html code to achieve this:

<div id="div_id" onclick="window.location = 'Your reference here'>
Your text here
</div>

Hope this Quickie was of help ;)

Remove Special Characters (like !, %, &, #) from String | Javascript

No, this post is not about dieting or anything like that… but to remove Special Kharacters. To do this, I was going to use a for loop in javascript that checks each character and if it is not between ‘A’ and ‘Z’, the character will be removed. Until I found this code lying around on the net which makes removing special characters very simple…

function removeSpecialChars(strVal)
{
strVal = strVal.replace(/[^a-zA-Z 0-9]+/g,”);
}

Response.End()

Response End

This is added after the text needed in the response stream is written using the Response.Write() so no other html or garbage is written in the response stream.

Without response.end() javascript will have the text and the remaining garbage.

[ex. 1] without response.end()

Response.Write(“err”);
…..
result =”err

<!DOCTYPE html PUBLIC “-//W3C//DTD XHTML 1.0 Transitional//EN” “http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd”>
<html xmlns=”http://www.w3.org/1999/xhtml” ><head><link href=”../App_Themes/Default/Content.css” type=”text/css” rel=”stylesheet” /><link href=”../App_Themes/Default/Default.css” type=”text/css” rel=”stylesheet” /><link href=”../App_Themes/Default/EmailSender.css” type=”text/css” rel=”stylesheet” /><link href=”../App_Themes/Default/Header.css” type=”text/css” rel=”stylesheet” /><link href=”../App_Themes/Default/Header2.css” type=”text/css” rel=”stylesheet” /><link href=”../App_Themes/Default/Sidebar.css” type=”text/css” rel=”stylesheet” /><title> </title></head><body>    <form name=”form1″ method=”post” action=”WebService.aspx” id=”form1″><div><input type=”hidden” name=”__VIEWSTATE” id=”__VIEWSTATE” value=”/wEPZwUPOGNjY2JiNjJiNWQ5MDI41In2qlnOWzD0wbpAPF80y1dPYTA=” /></div>
</form></body></html>” Continue reading »

Return Array from Web Service using ScriptManager & Javascript

 This is used to call the Web Service using ASP.Net and Script Manager. Must be inserted in .aspx page. 

<asp:ScriptManager runat=”server” ID=”scriptManager”>
<Services>
<asp:ServiceReference path=”WebService/TestService.asmx” />
</Services>
</asp:ScriptManager>

This is the script to call the web service method and print the result on the form: Continue reading »

Calling Web Service From Javascript

Hi my post explains how to call web service frm java script using AJAX.

If the web service class on the server includes a web method that does not return data, you can call the web service without having to handle a response. This is the simplest web method call that can be made from the client. For example, your application has the following web method:

Continue reading »

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