regarding dependency of dropdownlist in asp.net c#

Question

hello sir i am fresher.as i am doing an internship so i am developing a web application in that i am facing a problem where i should get phone numbercurrencystatecity on country selection in dropdownlist(i.e every dropdownlist should have dependency). if possible can anyone help out me from this problem. Regards .net FresherDeveloper

Krishna Rajput Singh · Answer

Hi sudhakar charugundla thanks for writing below links i hope helpful for you...:) http://www.aspsnippets.com/Articles/Creating-Cascading-DropDownLists-in-ASP.Net.aspx http://www.aspsnippets.com/Articles/Populate-one-DropDownList-based-on-another-DropDownList-selected-value-in-ASPNet.aspx http://stackoverflow.com/questions/8119165/how-to-filter-dropdown-list-values-by-another-dropdown-list-in-asp-net-c-sharp http://stackoverflow.com/questions/3912256/dropdownlist-selected-index-changed-in-asp-net-using-c-sharp http://www.encodedna.com/aspdotnet/dropdownlist-examples-with-cascading-and-data-binding.htm http://www.dotnet-tricks.com/Tutorial/aspnet/DNY7170612-Validate-ListBox-and-DropDown-List-using-Required-Field-Validator.html

Shubham Kumar · Answer

Hi No there is not any dependency on asp.net controls they are independent and independently perform the events which you want to use like in your case you have use SelectedIndexChange event of dropdownlist (but it is possible to make dependency between controls)