53.C#--多線程

namespace _19多線程
{
public partial class Form1 : Form
{
public Form1()
{
InitializeComponent();
}

    private void button1_Click(object sender, EventArgs e)
    {
        //創建一個線程去執行這個方法
        Thread th = new Thread(Test);
        //將線程設置爲後臺線程
        th.IsBackground = true;
        //標記線程已準備就緒，隨時可以開啓
        th.Start();

    }
    public void Test()
    {
        for (int i = 0; i < 10000; i++)
        {
            textBox1.Text = i.ToString();
        }
    }

    private void Form1_Load(object sender, EventArgs e)
    {
        //程序運行時取消跨線程的訪問檢查
        Control.CheckForIllegalCrossThreadCalls = false;
    }
}

}