如果有兴趣的请仔细阅读下面的代码。注意其中代码段的顺序，思考一下，这些代码的顺序能否互相调换，为什么？这应该对学习很有帮助的。为了演示，让所有的线程都Sleep了一段时间。
using System.Net;
using System;
using System.IO;
using System.Text;
using System.Threading;
using System.Diagnostics;
namespace Webb.Study
{
class TestThread
{
static Mutex m_Mutex = new Mutex();
static Thread[] m_testThreads = new Thread[10];
static int m_threadIndex = 0;
static void ThreadCallBack()
{
TestThread.m_Mutex.WaitOne();
int m_index = m_threadIndex;
TestThread.m_Mutex.ReleaseMutex();
Console.WriteLine("Thread {0} start.",m_index);
for(int i=0;i<=10;i++)
{
TestThread.m_Mutex.WaitOne();
Console.WriteLine("Thread {0}: is running. {1}",m_index,i);
TestThread.m_Mutex.ReleaseMutex();
Thread.Sleep(100);
}
Console.WriteLine("Thread {0} end.",m_index);
}
public static void Main(String[] args)
{
Console.WriteLine("Main thread start.");
for(int i=0;i {
TestThread.m_threadIndex = i;
TestThread.m_testThreads[i] = new Thread(new ThreadStart(ThreadCallBack));
TestThread.m_testThreads[i].Start();
Thread.Sleep(100);
}
for(int i=0;i {
TestThread.m_testThreads[i].Join();
}
Console.WriteLine("Main thread exit.");
}
}
}