我尝试访问中继器中的标签以获取值并在同一标签中设置另一个值
<ul class="mail-list">
<asp:Repeater ID="repMsg" runat="server" DataSourceID="EDSrepMSg">
<ItemTemplate>
<li>
<asp:LinkButton ID="lnkMsgDisplay" runat="server" CausesValidation="false" CommandName="Display_Msg" CommandArgument='<%# Bind("message_id") %>'>
<span class="mail-sender">
<asp:Label ID="lblEmail" runat="server" Text='<%#Eval("message_from") %>'></asp:Label></span>
<span class="mail-subject">
<asp:Label ID="lblSubject" runat="server" Text='<%#Eval("message_title") %>'></asp:Label></span>
<span class="mail-message-preview">
<asp:Label ID="lblMsg" runat="server" Text='<%#If (Eval("message_description").ToString.Length > 10,Eval("message_description").ToString.Substring(0,10).TrimEnd() & "..",Eval("message_description"))%>'></asp:Label></span>
</asp:LinkButton>
</li>
</ItemTemplate>
</asp:Repeater>
<asp:EntityDataSource ID="EDSrepMSg" runat="server" ConnectionString="name=BWJO_dbEntities" DefaultContainerName="BWJO_dbEntities" EnableFlattening="False" EntitySetName="tbl_message"
Where="it.message_to=@message_to and it.message_type=2 or it.message_type=4 " OrderBy="it.message_date desc">
<WhereParameters>
<asp:SessionParameter SessionField="user_id" Name="message_to" Type="Int32" DefaultValue="0" />
</WhereParameters>
</asp:EntityDataSource>
输出:
注意事项:
Theres no relationship btween tbl_msg,tbl_user,tbl_emp
我只想知道如何从中获取值(value)
<asp:Label ID="lblEmail" runat="server" Text='<%#Eval("message_from") %>'></asp:Label>
然后将值设置到 lblEmail(Edit Label)
最佳答案
你可以先获取标签,然后获取它的值,就像这样...... 例如你有标签:
<asp:Label ID="lblval" runat="server" Text="this is test"></asp:Label>
然后在后台你可以得到这样的文本:
protected void rptrMaylike_ItemDataBound(object sender, RepeaterItemEventArgs e)
{
if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
{
Label lblv = (Label)e.Item.FindControl("lblval");
lblv.Text = "Value from code behind";
}
}
关于asp.net - 如何访问中继器中的标签,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/43307321/