How to refresh dropdownlist in C#?

How To create a editable Dropdownlist using Asp.net?

• HI, I need a code and sugestion or any reference links in creating the editable dropdownlist.. while runing the client can type on the dropdownlist and find the items to be arrived by alphabticaly, say typing a. list from the dropdownlist should show the items starting from a.. Kindly help me experts to solve this Problem.

• Answer:

  Ami the whole purpose of a dropdownlist is to restrict a user from entering data into a field. The DDL forces the user to select from a pre-defined set of values. The way to properly do this is to have two DDLs. One to pick a letter the other to fill it. Ex: You fill DDL with all the letters of the alphabet. they pick 'A' you then bind the second DDL and fill it based on that selection SELECT items FROM DB WHERE (items LIKE 'A%') ORDER BY items ASC Here's an example of the correct way to do this: http://www.nvidia.com/Download/index.aspx?lang=en-us Look how they select drivers