Csharp/CSharp Tutorial/Thread/Thread Start — различия между версиями

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Текущая версия на 12:20, 26 мая 2010

An alternate way to start a thread: start a thread in its own constructor

using System; 
using System.Threading; 
 
class MyThread { 
  public int count; 
  public Thread thrd; 
 
  public MyThread(string name) { 
    count = 0; 
    thrd = new Thread(this.run);
    thrd.Name = name; 
    thrd.Start(); 
  } 
 
  void run() { 
    Console.WriteLine(thrd.Name + " starting."); 
 
    do { 
      Thread.Sleep(500); 
      Console.WriteLine("In " + thrd.Name + 
                        ", count is " + count); 
      count++; 
    } while(count < 10); 
 
    Console.WriteLine(thrd.Name + " terminating."); 
  } 
} 
 
class MainClass { 
  public static void Main() { 
    Console.WriteLine("Main thread starting."); 
 
    MyThread mt = new MyThread("Child #1"); 
 
    do { 
      Console.Write("."); 
      Thread.Sleep(100); 
    } while (mt.count != 10); 
 
    Console.WriteLine("Main thread ending."); 
  } 
}
Main thread starting.
Child #1 starting.
.....In Child #1, count is 0
.....In Child #1, count is 1
....In Child #1, count is 2
.....In Child #1, count is 3
....In Child #1, count is 4
.....In Child #1, count is 5
.....In Child #1, count is 6
....In Child #1, count is 7
.....In Child #1, count is 8
....In Child #1, count is 9
Child #1 terminating.
Main thread ending.

Simple Thread with ThreadStart

using System;
using System.Threading;
class MainClass
{
  public static void DoCount()
  {
    for ( int i = 0; i < 10; i++ )
    {
      System.Console.WriteLine( "Reached {0}", i );
    }
  }
  [STAThread]
  static void Main(string[] args)
  {
    Thread t = new Thread( new ThreadStart( DoCount ) );
    t.Start();
  }
}
Reached 0
Reached 1
Reached 2
Reached 3
Reached 4
Reached 5
Reached 6
Reached 7
Reached 8
Reached 9

thread.IsAlive

using System;
using System.Threading;
public class ThreadState {
    static void WorkerFunction() {
        for (int i = 1; i < 50000; i++) {
            Console.WriteLine("Worker: " + Thread.CurrentThread.ThreadState);
        }
    }

    static void Main() {
        string ThreadState;
        Thread t = new Thread(new ThreadStart(WorkerFunction));
        t.Start();
        while (t.IsAlive) {
            Console.WriteLine("Still waiting. I"m going back to sleep.");
            Thread.Sleep(200);
        }
        Console.WriteLine(t.ThreadState);
    }
}