Releated to javascript Calling Variable

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Hello ALL,

Please Help me about javascript.

I have added a hyperlink button on master page & call javascript of its onclick event.

ASP.NET

<asp:HyperLink ID="HyperLink2" runat="server" onclick="showHelp('<%=hostCompanyID %>','<%=portaltype1%>');" >Help

Here hostCompanyID & portaltype1 variable are public & assign a value at backend.

JavaScript

function showHelp(hostid,portal)
{
      alert(hostid);
      alert(portal);
}

but here i don't get value of given variable i got its string as it is...

Please suggest me about that.

thanks in advanced..

Posted 27-Dec-11 20:39pm

Updated 27-Dec-11 20:42pm

v2

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thatraja 28-Dec-11 3:11am

What's the value of hostCompanyID & portaltype1?

2 solutions

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*Karthik Harve* · Answer 1 · 2011-12-27T20:51:00

how can you use backend variable in front end javascript fuction. you try by using hidden fields. you can value to hidden field and pass id of hidden field to script function.

here is more on hidden fields..

googled[^]

hidden field[^]

hiddenfield[^]

http://www.dotnetfunda.com/tutorials/controls/hiddenfield.aspx[^]

Posted 27-Dec-11 20:51pm

Comments

madhuri@mumbai 28-Dec-11 3:04am

yes i have done it ,but i dont get value in javascript

Amir Mahfoozi · Answer 2 · 2011-12-27T21:13:00

Remove the

ASP.NET

runat="server"

and it will work.

but if you want it to be server side control you have to set its OnClick in page OnLoad part :

C#

HyperLink2.Attributes.Add("OnClick", string.Format("showHelp('{0}','{1}');", hostCompanyID, portaltype1));

Hope it helps.

Posted 27-Dec-11 21:13pm