Visual Basic 2015 Unleashed

Overloading Operators

In Chapter 4 you learned about operators offered by the Visual Basic grammar. Although Visual Basic does not enable creating new custom operators, it offers the possibility of overloading existing operators. In other words, you have the ability to extend existing operators with custom versions. You might wonder when and why this could be necessary. You get an answer to this question with the following code. Consider the simple structure that represents a three-dimensional coordinate:

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Public Structure ThreePoint    Public Property X As Integer    Public Property Y As Integer    Public Property Z As Integer    Public Sub New(valueX As Integer, valueY As Integer,                   valueZ As Integer) ...