I am attempting to get information at postback from a checkbox on a gridview that has multiple pages. Things work fine when there is only one page worth of data, but with paging checkboxes always retu
How does FindControl method works if I need to find any Control which is inside GridView Template, more specifically ItemTemplate?
I have a ASP.NET page with 2 user controls registered. The first one has only one button in it. The second one is simple text and hidden on default. What I want is to make the second one visible when
I have a list of months on my aspx page as follows: <ul> <li><a id=\"Month1\" runat=\"server\" class=\"Month1\" href=\"#\">Jan</a></li>
I would like to find a GridView Control within a separate class and I am having issues doing so. I even tried placing my code in the aspx.cs page to no avail. I keep getting Object reference not set t
Object reference not set to instance of an object, this error I\'m getting when I click the linkbutton. The code bind file contain the below code for click event.
I have a page, product.aspx.Inside this page I have a label that shows the count of开发者_运维问答 products added to basket.I also have viewcart.aspx page to show my cart item and edit or delete produ
I have this detailsview in which I have a field and an imagebutton. If the value of the field is empty i\'d like to set the imagebutton invisible and if it\'s not empty I\'d like to see the imagebutto
I have a UserControl (not a lookless custom control) which, depending on some custom state properties, swaps in various ContentTemplates, all defined as resources in the associated XAML file.In the co
Label lbl = dgi.FindControl(\"LBL_MyLabel\") as Label; This works most of the time, but sometimes lbl is null after FindControl was called. I am wondering how this could happen. It should eit开发者
加载中,请稍侯......