Query Reuse with deferred execution : Select « LINQ « VB.Net

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Query Reuse with deferred execution

   



Imports System.IO

Imports System.Reflection

Imports System.Linq

Imports System.Xml.Linq



Public Class MainClass

   Public Shared Sub Main



        Dim numbers() As Integer = {1,2,3,4,5,6,7,8,9,0}

        Dim lowNumbers = From num In numbers Where num <= 3

        For Each n In lowNumbers

            Console.WriteLine(n)

        Next



        For i As Integer = 0 To numbers.Length - 1

            numbers(i) -= 1

        Next



        Console.WriteLine("Second run numbers <= 3:")

        For Each n In lowNumbers

            Console.WriteLine(n)

        Next

   End Sub





End Class

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