static void OperatorOverloading()
{
ProductBin pbWidgets1 = new ProductBin {
Contents = "Widgets", Count = 5
};
ProductBin pbWidgets2 = new ProductBin {
Contents = "Widgets", Count = 6
};
ProductBin pbSpecialWidgets = new ProductBin {
Contents = "SpecialWidgets", Count = 3
};
var pbFail = pbSpecialWidgets + pbWidgets1;
var pbSuccess = pbWidgets1 + pbWidgets2;
}
public static ProductBin operator +(ProductBin pb1, ProductBin pb2)
{
if (pb1.Contents != pb2.Contents)
{
Console.WriteLine("ERROR: Cannot mix bins of different contents");
return(null);
}
var newPb = new ProductBin {
Contents = pb1.Contents, Count = pb1.Count + pb2.Count
};
Console.WriteLine("SUCCESS: Consolidated bin created");
return(newPb);
}