using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Linq; using System.Text; using System.Threading.Tasks; using System.Windows.Forms; namespace exp3_3 { public partial class Form1 : Form { public Form1() { InitializeComponent(); } private void button1_Click_1(object sender, EventArgs e) { //宣告變數,最好要給起始值 int money = 0; //LCD if(radioButton1.Checked==true) { money += 15000; } else if(radioButton2.Checked==true) { money += 10000; } else if (radioButton3.Checked == true) { money += 7000; } //printer if(checkBox1.Checked == true) { money += 9000; } if(checkBox2.Checked==true) { money += 8000; } if (checkBox3.Checked == true) { money += 5000; } //output label1.Text = "總金額為" + money.ToString(); } private void button2_Click(object sender, EventArgs e) { if(MessageBox.Show("你要關閉程式嗎?", "標題", MessageBoxButtons.YesNo, MessageBoxIcon.Question)==DialogResult.Yes) { Application.Exit(); } } } }