猜数字小游戏（仅限小朋友哦）

 

 

代码：

 int temp;//定义一个随机变量(是一个全局变量)

        private void Form1_Load(object sender, EventArgs e)

        {

            pictureBox1.Visible = false;

            Random random1 = new Random();

            temp = random1.Next(1 , 100);

        }

        private void button1_Click(object sender, EventArgs e)

        {

                int num;

                num = int.Parse(textBox1.Text);

                    if (num < temp)

                    {

                        label3.Text = "您输入的数太小！";

                        textBox1.Focus();

                    }

                    else if (num > temp)

                    {

                        label3.Text = "您输入的数字太大！";

                        textBox1.Focus();

                    }

                    else

                    {

                        label3.Text = "恭喜您，答对了！";

                        pictureBox1.Visible = true;

                    }

            

           

            

             

            

           

        }

        private void button2_Click(object sender, EventArgs e)

        {

            pictureBox1.Visible = false;

            textBox1.Clear();

            textBox1.Focus();

            label3.Text = "欢迎小朋友来到猜数字游戏";

            Random random1 = new Random();

            temp = random1.Next(1, 100);

        }

        private void button3_Click(object sender, EventArgs e)

        {

            textBox1.Text = temp.ToString();

        }