ontextboxchanged events valid email id in .net c#

Question

how to valid email id when text box on text changed events and auto post back true in c# .net

Francis · Answer

I guess you are going to validate the email address format. If so you can go with JS or you can go with a validation control (regex validator). You can follow the below url for more info. http://www.dotnetpickles.com/2014/02/aspnet-regular-expression-to-validate.html http://www.codeproject.com/Tips/472728/RegularExpressionValidator-In-ASP-NET