в 16:40, 26 мая 2010

2010-05-26T16:40:06Z

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2010-05-26T12:41:36Z

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==Get count from the query==

<source lang="vbnet">

Module Program
Sub Main()
Dim currentVideoGames() As String = {"A", "B", "this is a test", "D", "E", "S"}
Dim numb As Integer = (From g In currentVideoGames _
Where g.Length > 6 _
Order By g _
Select g).Count()
Console.WriteLine("{0} items honor the LINQ query.", numb)
End Sub
End Module

</source>

==Get the count of all employees hired this year.==

<source lang="vbnet">
Imports System
Imports System.Xml.Linq
Public Class MainClass
Public Shared Sub Main()
Dim employees As XElement = XElement.Load("Employees.xml")
Dim cnt = Aggregate ele In employees.<Employee> _
Where CDate(ele.<HireDate>.Value).Year = Now.Year _
Into Count()
Console.WriteLine("{0} employees were hired this year.", cnt)

End Sub
End Class

</source>

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VB.Net/LINQ/Count - История изменений

в 16:40, 26 мая 2010

Admin: 1 версия