What is DataValueField and DataTextField in DropDownList?

DataTextField is what the user can see. DataValueField is what you can use for identify which one is selected from DropDownList. For example you have people in your database. In this case the DataValueField can be the ID of the person and the DataTextField can be the name of the person in your DropDownList.

What does DataTextField do?

Use the DataTextField property to specify which field from the data source to bind to the ListItem. Text property of each item in the control. This property is commonly used to provide a value for the ListItem. The HtmlSelect class provides two properties for specifying the data source to bind to.

What is data value field?

The field of the data source that provides the value of each list item.

What is data text field in asp net?

The DataTextField is the text that is displayed in the RadioButtonList. ASP.NET (C#) Copy.

How to set drop down list datatextfield to display two data?

The DataTextField attribute is set with the following code: I want to display two data properties as the DataTextField. I tried using the following code but it didn’t work. And I have researched on the net but couldn’t find how to use two data properties. What code do I need to use to do this?

How to add items to a dropdown list?

To specify the items that you want to appear in the DropDownList control, place a ListItem object for each entry between the opening and closing tags of the DropDownList control. The DropDownList control also supports data binding.

How to bind a dropdownlist to a data source?

The DropDownList control also supports data binding. To bind the control to a data source, create a data source, such as a System.Collections.ArrayList object, that contains the items to display in the control.

How to determine the index of a dropdown list?

Use the SelectedIndex property to programmatically determine the index of the item selected by the user from the DropDownList control. The index can then be used to retrieve the selected item from the Items collection of the control.