I have a label in a gridview where the text is set to <%Bind("lname")%> . I want to make it say thiis <%Bind("lname" + "fname")%>. I've been having a hard time making .net do this. I also want to add a "," or some other unrelated caracter?
How to call different images in <asp: Image> tag for every row of gridview.I used below code as per my requirement (HTML code):
<asp:GridView ID="GridView1" runat="server" AutoGenerateColumns="False" Caption="Customer List" EmptyDataText="You have deleted all records in customer list"> <RowStyle Height="40px" /> <Columns> <asp:TemplateField> <ItemTemplate>
[code]....
Only difficulty im facing is how to bind different images in "ImageUrl" for every row of Gridview.Note: Images are not saved in DB.
I have created an asp.net customizable gridview where user will be able to add and delete data. Now I face some proplem with this gridview. now I want to add a dropdown list (which is dynamically bind with database) inside the grid. I created code and it bind well. when the page is post back previous selected dropdown list value lose and set to selectedIndex=0; For this reason I used if(!page.Ispostback) and put the dropdown binding code inside this. Here I faced a problem. The problem is when I want to add data inside grid the dropdownlist missin bind. How can I overcome this problem? For your kind observation I given entire code below:
where id is the datakeyname of the grid now i had a requirement to add another datakename as UserId. and i need to have DataBinder.Eval for UserId also.
How am going to use two values in this anchor tag using DataBinder.Eval?
I have a SQL2012 database in the database in have a table with many cloumns one of the columns is date. on the gridview i am using a ItemTemplate field to display date
The Problem i having is that i am testing weather the date matches something and based on that it display "" else it should display the date based on the formotting but both are not working.
i have a website with a radiobutton inside a gridview, i set the groupname in the gridview but when i run the table, the radiobutton did not became exclusive or i can checked = true on all radiobutton. this is my code:
I have one gridview with page size 5. I have paging inside. I have radio buttuns on the gridview. If i select row in 1 first page indexwith radio button and back to second page index and when i come to first page index, my radio button selection has been lost.
I have a Gridview and on the OnRowCommand of that GridView I want to Bind the data for another Gridview, but everytime I do that nothing gets bound to the Second Gridview.
I have list of addresses and would like to bind ZIP Id to DropDownList.
when I use SelectedValue property it throw the error: 'DropDownList1' has a SelectedValue which is invalid because it does not exist in the list of items. Parameter name: value.
i want to populate a gridview within the listview.I amm taking reference from the article Populate ASP.Net ListView from database and Repeat columns horizontally using GroupTemplate.
I have a big problem...I have made a page has a Data FormView controland the insert template of this Formview control has DropDownList to allow the user to choose section (SectionsDDList)..and there's also another DropDownList allow the user to choose a teacher (TeachersDDList)...more infothe SectionsDDList get the section list from SqlDataSource control which the "Select Command" of is:"SELECT section_id,section_id FROM sections"the TeachersDDList get the teachers list from another SqlDataSource control which the "Select Command" of is:"SELECT teacher_id,teacher_name FROM teachers WHERE (section_id = @section_id)"finallyI want the TeachersDDList to be filled with teachers according to the selected section from the SectionsDDList...So,I enable the Auto postBack function of the SectionsDDListand add the next code for the SectionsDDList_SelectedIndexChanged event:TeachersDataSource.SelectParameters["section_id"].DefaultValue = ((DropDownList)sender).SelectedValue;be aware that both of the SectionsDDList & TeachersDDList have been Bounding to a column...and the problem I have faced is that:Exception Details: System.InvalidOperationException: Databinding methods such as Eval(), XPath(), and Bind() can only be used in the context of a databound control.maybe you want to know the Stack Trace:[InvalidOperationException: Databinding methods such as Eval(), XPath(), and Bind() can only be used in the context of a databound control.]
System.Web.UI.Page.GetDataItem() +93 System.Web.UI.TemplateControl.Eval(String expression) +33 ASP.cpanel_managecourses_aspx.__DataBinding__control82(Object sender, EventArgs e) in