Find the cars that are going less than 55 mph, and order by descending PetName : Query « LINQ « VB.Net






  1. VB.Net
  2. LINQ
  3. Query

Find the cars that are going less than 55 mph, and order by descending PetName

  


Public Class Car
  Public PetName As String = String.Empty
  Public Color As String = String.Empty
  Public Speed As Integer
  Public Make As String = String.Empty

  Public Overloads Overrides Function ToString() As String
    Return String.Format("Make={0}, Color={1}, Speed={2}, PetName={3}", Make, Color, Speed, PetName)
  End Function
End Class

Module Program

  Sub Main()
        Dim myCars As New List(Of Car)(New Car() { _
    New Car With {.PetName = "D", .Color = "Silver", .Speed = 100, .Make = "BMW"}, _
    New Car With {.PetName = "C", .Color = "Tan", .Speed = 90, .Make = "BMW"}, _
    New Car With {.PetName = "B", .Color = "Rust", .Speed = 5, .Make = "Yugo"}, _
    New Car With {.PetName = "A", .Color = "White", .Speed = 43, .Make = "Ford"}})


    Dim subset = From c In myCars _
      Where c.Speed > 55 Order By c.PetName Descending Select c
    Console.WriteLine(vbLf + "Cars going faster than 55, ordered by PetName:")
    For Each c As Car In subset
      Console.WriteLine("Car {0}", c)
    Next

 
  End Sub
End Module








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