vb.net 多线程与SyncLock锁

Option Explicit On
Option Strict On
Imports System.Threading

Public Class Printer
' Lock token.锁标记
Private threadLock As Object = New Object()

Public Sub PrintNumbers()
SyncLock threadLock
Console.WriteLine("-> {0} is executing PrintNumbers()",_
Thread.CurrentThread.Name)
Console.Write("Your numbers: ")
For i As Integer = 0 To 10
Dim r As Random = New Random()
Thread.Sleep(100 * r.Next(5))
Console.Write(i & ",")
Next
Console.WriteLine()
End SyncLock
End Sub
End Class
#End Region

Module Program
Sub Main()
Console.WriteLine("***** Synchronizing Threads *****")
Console.WriteLine()

Dim p As Printer = New Printer()

' Make 11 threads that are all pointing to the same
' method on the same object.
Dim threads(10) As Thread
For i As Integer = 0 To 10
threads(i) = New Thread(AddressOf p.PrintNumbers)
threads(i).Name = String.Format("Worker thread #{0}",i)
Next

' Now start each one. For Each t As Thread In threads t.Start() Next Console.ReadLine() End SubEnd Module

（编辑：李大同）

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