thread for asynchoroous

Dim threadStart As New ThreadStart(AddressOf sendEmailAsync.SendEmail_CongratsLetter_BulkApplications) Dim thread As New Thread(threadStart) thread.IsBackground = True thread.Start()

validation email in code behind

 If txtRespondentEmail.Text = String.Empty Or System.Text.RegularExpressions.Regex.IsMatch(txtRespondentEmail.Text, “\w+([-+.’]\w+)*@\w+([-.]\w+)*\.\w+([-.]\w+)*”) = False Then                 lblMessageEmail.Text = … More