how to get hiddenfield id on codebehind in a repeater control using asp.net

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how to get hiddenfield id on codebehind in a repeater control using asp.net.
here is my code:

<asp:Repeater ID="Repeater1" runat="server">
<ItemTemplate>
<div class="item thumbnail">
<div class="art-im">

<a href="/Articles.aspx?Id=<%# Eval("Id")%>">
<asp:Image runat="server" Width="240px" Height="135px" ID="smr" ImageUrl='<%#Picture(Eval("PicturePathId"))%>' /></a></div>
<div class="art-cont">
<div class="art-head-part">
<a class="art-cate" href="/Articles.aspx?Id=<%# Eval("Id")%>">
<%# Eval("Domain") %></a>
<h3 class="art-tit">
<a href="/Articles.aspx?Id=<%# Eval("Id")%>">
<%# Eval("Title").ToString().Substring(0, Math.Min(45, Eval("Title").ToString().Length)) + "...."%></a>
</h3>
</div>
<div class="art-foot-part">
<asp:LinkButton ID="linkShare" runat="server" OnClick="AdminEdit_OnClick" >Share</asp:LinkButton>
<asp:HiddenField ID="blogid" runat="server" Value='<%# Eval("Id")%>' />

<a id="imgshare" href="#?w=500" class="poplight1" rel="popupSharev"><span><b>1.3K</b>
SHARES</span> </a>
</div>
</div>
</div>
</ItemTemplate>
<AlternatingItemTemplate>
<div class="item large">
<div class="art-im">
<a href="/Articles.aspx?Id=<%# Eval("Id")%>">
<asp:Image runat="server" Height="300px" Width="450px" ID="smr" ImageUrl='<%#Picture(Eval("PicturePathId"))%>' /></a></div>
<div class="art-cont">
<div class="art-head-part big-cont">
<a class="art-cate" href="/Articles.aspx?Id=<%# Eval("Id")%>"><%# Eval("Domain") %></a>
<h3 class="art-tit">
<a href="/Articles.aspx?Id=<%# Eval("Id")%>">
<%# Eval("Title") %></a>
</h3>
<p class="art-p">
<%# Eval("Description").ToString().Substring(0, Math.Min(250, Eval("Description").ToString().Length)) + "...."%>
</p>
</div>
<div class="art-foot-part">
<asp:LinkButton ID="linkShare" runat="server" OnClick="AdminEdit_OnClick" >Share</asp:LinkButton>
<asp:HiddenField ID="blogid" runat="server" Value='<%# Eval("Id")%>' />

<a id="imgshare" href="#?w=500" class="poplight1" rel="popupSharev"><span><b>1.3K</b>
SHARES</span> </a>
</div>
</div>
</div>
</AlternatingItemTemplate>
</asp:Repeater>

protected void AdminEdit_OnClick(object sender, EventArgs e)
{

HiddenField hf = (HiddenField)Repeater1.FindControl("blogid");
Response.Write("Blogid" + hf);
}

I got null value.
Please help me..
Thank you.......

Posted 15-May-14 20:13pm

NagaRaju Pesarlanka

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2 solutions

Solution 1

the hiddenfield is inside the item template, must get the item first, then find the control in this item. Check this out: Find+control+inside+of+a+repeater+C+[^]

Posted 15-May-14 20:22pm

Peter Leow

Updated 15-May-14 20:24pm

v2

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DamithSL · Accepted Answer · 2014-05-15T20:24:00

Solution 2

try below

C#

var btn =  (Button)sender;
var item = (RepeaterItem)btn.NamingContainer;
var hf =  (HiddenField) item.FindControl("blogid");
Response.Write("Blogid" + hf.Value);

Posted 15-May-14 20:24pm

DamithSL

Updated 15-May-14 20:27pm

v2