Visual Basic .NET (VB.NET)

Visual Basic .NET (VB.NET) is an object-oriented computer programming language that can be viewed as an evolution of the classic Visual Basic (VB), implemented on the .NET Framework. Microsoft currently supplies two main editions of IDEs for developing in Visual Basic: Microsoft Visual Studio 2012, which is commercial software and Visual Basic Express Edition 2012, which is free of charge.

Sub btnClose_Click(ByVal sender As Object, ByVal e As EventArgs) Handles btnClose.Click
    Me.Close()
End Sub