Winform random roll call

Click randomly selected, lable1 change the name of a class of persons.

code show as below:

1. declare an array, which carried the name of store personnel.

        string [] names = { "John Doe", "John Doe", "Wang Wu", "Liang", "Zhang", "Guan Yu", "Bai", "Zhang Liang", "Jing Ke", "Bu" };

2. Set the timer timer controls how often were carried out to extract the names of personnel.　　

　　void the Form1_Load Private (SENDER Object, EventArgs E)
　　{
　　　　// name display speed
　　　　Timer1.Interval = 10;
　　}

3. Click the button

　　void the button2_Click Private (SENDER Object, EventArgs E)
　　{
　　　　// Start or pause timer1
　　　　Timer1.Enabled = button2.Text == "start" to true:? false;
　　　　// Modify button text
　　　　button2.Text = button2.Text == "start "?" pause ":" start ";
　　}

4. Display the name of the person in the timer click event

　　void the timer1_Tick Private (SENDER Object, EventArgs E)
　　{
　　　　// display a random name
　　　　Label1.Text names = [new new the Random () the Next (0, names.length).];
　　}

 

In this way, you can complete a simple random named a. . . . . . .