WinForm timed Start

System.Timers.Timer t; intsum =0; intQian; intBai; intShi; intGE;  PublicTest timed Start () {InitializeComponent (); }        //1. Using System.Timers.Timer//2.threadThread th;//Defining Threads        Private voidTest timed Start _load (Objectsender, EventArgs e) {TextBox1.Text="00.00"; T=NewSystem.Timers.Timer ( +); T.elapsed+=NewSystem.Timers.ElapsedEventHandler (theout);//execution of events at time of arrival;T.autoreset =true;//Whether the setting is executed once (false) or always executed (true);th=NewThread (calculate);//2. Threading MethodsTh. IsBackground =true; }        Private voidTheout (Objectsender, EventArgs e) {Sum++; Qian= SUM/ +; Bai= Sum% +/ -; Shi= Sum% -/Ten; GE= Sum%Ten; TextBox1.Text= Qian. ToString () + Bai. ToString () +"."+ Shi. ToString () +GE.            ToString (); Lbmessge. Items.insert (0,"I 1111"); }        Private voidButton1_Click (Objectsender, EventArgs e) {t.enabled=true;//whether to execute the System.Timers.Timer.Elapsed event;//If you do not write the following sentence there will be an exception. //Exception: Invalid inter-thread operation: access it from a thread that does not create a control "RichTextBox"//but that's not the best way. If only one process calls RichTextBox. You can use the following sentence//if more than one thread calls a control such as RichTextBox. You need to use a delegate. See the second method of threadControl.checkforillegalcrossthreadcalls=false; }        Private voidCalculate ()//the first method of threading        {             while(true) {sum++; Qian= SUM/ +; Bai= Sum% +/ -; Shi= Sum% -/Ten; GE= Sum%Ten; TextBox1.Text= Qian. ToString () + Bai. ToString () +"."+ Shi. ToString () +GE.                ToString (); Thread.Sleep ( +); }        }

  Public Partial classTest timed start: Form {System.Timers.Timer T; intsum =0; intQian; intBai; intShi; intGE;  PublicTest timed Start () {InitializeComponent (); }        //1. Using System.Timers.Timer//2.threadThread th;//Defining Threads        Private voidTest timed Start _load (Objectsender, EventArgs e) {TextBox1.Text="00.00"; Th=NewThread (calculate); Th. IsBackground=true; }         Private voidCalculate ()//the first method of threading        {             while(true) {sum++; Qian= SUM/ +; Bai= Sum% +/ -; Shi= Sum% -/Ten; GE= Sum%Ten; TextBox1.Text= Qian. ToString () + Bai. ToString () +"."+ Shi. ToString () +GE.                ToString (); Thread.Sleep ( +); }        }               Private voidButton1_Click (Objectsender, EventArgs e) {th.             Start (); Control.checkforillegalcrossthreadcalls=false;//same 2, not write will error                    }    }

System.Timers.Timer T;        int sum = 0;        int Qian;        int Bai;        int Shi;        int GE;        Public test timed Start () {InitializeComponent (); }

1. Use System.Timers.Timer//2.thread thread th;//define thread private void Test timed start _load (object sender, Eventar            GS e) {TextBox1.Text = "00.00";            t = new System.Timers.Timer (1000); t.elapsed + = new System.Timers.ElapsedEventHandler (theout);//The event is executed at time of arrival, T.autoreset = true;//setting is executed once (false) or Always executed (true);
th = new thread (calculate);//2. Threading method Th.        IsBackground = true; }

private void Theout (object sender, EventArgs e) {sum++;            Qian = sum/1000;            Bai = sum% 1000/100;            Shi = sum% 100/10;            GE = sum% 10; TextBox1.Text = Qian. ToString () + Bai. ToString () + "." + Shi. ToString () + GE.            ToString (); Lbmessge.        Items.insert (0, "I 1111"); }
private void Button1_Click (object sender, EventArgs e) {t.enabled = true;//whether to execute System.Timers.Timer.Elap            sed event;//If you do not write the following sentence there will be an exception. Exception: Invalid inter-thread operation: access it from a thread that is not creating a control "RichTextBox"//But this is not the best method. If only one process calls RichTextBox. You can use the following sentence//If there are multiple threads calling controls such as RichTextBox. You need to use a delegate. See the second method of thread
Control.checkforillegalcrossthreadcalls = false; }
private void Calculate ()//The first method of the thread {while (true) {sum++;                Qian = sum/1000;                Bai = sum% 1000/100;                Shi = sum% 100/10;                GE = sum% 10; TextBox1.Text = Qian. ToString () + Bai. ToString () + "." + Shi. ToString () + GE.                ToString ();            Thread.Sleep (1000); }        }

WinForm timed Start