Equals method can be overridden by a derived value type. : Equals « Class Module « VB.Net Tutorial

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VB.Net Tutorial » Class Module » Equals 
6.34.3.Equals method can be overridden by a derived value type.
Public Structure Complex
   Private m_Re As Double
   Private m_Im As Double

   Public Overloads Function Equals(ob As ObjectAs Boolean
      If TypeOf ob Is Complex Then
         Dim As Complex = CType(ob, Complex)
         Return m_Re = c.m_Re And m_Im = c.m_Im
      Else
         Return False
      End If
   End Function


   Public Overloads Function GetHashCode() As Integer
      Return m_Re.GetHashCode() ^ m_Im.GetHashCode()
   End Function

End Structure
6.34.Equals
6.34.1.Using the Equals Method to Compare Instance Variables
6.34.2.Overriding the Equals Method
6.34.3.Equals method can be overridden by a derived value type.
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