Validate email addresses using VB.NET

Validate email addresses using VB.NET
Using RegEx this VB.NET code validates an email address. It's checking for a string separated by the at (@) character, and again separated by a dot.

  1. Private Sub Button1_Click(ByVal sender As System.ObjectByVal e As System.EventArgsHandles Button1.Click
  2.  ‘ The regular expression rule
  3.  Dim Expression As New 
  4.  ' If the email matches the regular expression
  5.  If Expression.IsMatch("[email protected]") Then
  6.         MessageBox.Show("The email address is valid.")
  7.  Else
  8.         MessageBox.Show("The email address is NOT valid.")
  9.  End If
  10. End Sub
Nathan Pakovskie is an esteemed senior developer and educator in the tech community, best known for his contributions to With a passion for coding and a knack for simplifying complex tech concepts, Nathan has authored several popular tutorials on C# programming, ranging from basic operations to advanced coding techniques. His articles, often characterized by clarity and precision, serve as invaluable resources for both novice and experienced programmers. Beyond his technical expertise, Nathan is an advocate for continuous learning and enjoys exploring emerging technologies in AI and software development. When he’s not coding or writing, Nathan engages in mentoring upcoming developers, emphasizing the importance of both technical skills and creative problem-solving in the ever-evolving world of technology. Specialties: C# Programming, Technical Writing, Software Development, AI Technologies, Educational Outreach

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