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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 商场活动
{
public partial class Form1 : Form
{
public Form1()
{
InitializeComponent();
}
private void button1_Click(object sender, EventArgs e)
{
try
{
double price = double.Parse(txtPrice.Text);
string card = txtCard.Text;
if (price > 10000)
{
double dFullMinus = 800;
Differentcard(price, card, dFullMinus);
}
if (10000 >= price & price > 8000)
{
double dFullMinus = 600;
Differentcard(price, card, dFullMinus);
}
if (8000 >= price & price > 5000)
{
double dFullMinus = 300;
Differentcard(price, card, dFullMinus);
}
if (5000 >= price & price >= 0)
{
double dFullMinus = 0;
Differentcard(price, card, dFullMinus);
}
}
catch (Exception err)
{
MessageBox.Show("执行失败", "提示");
}
}
public void Differentcard(double price, string card,double dFullMinus)
{
try
{
double dPayprice = 0;
double dDiscountPrice = 0;
if (card.Equals("g"))
{
dPayprice = price * (1 - 0.01) - dFullMinus;
dDiscountPrice = price - dPayprice;
textBox1.Text = "优惠价格:" dDiscountPrice "\r\n" "支付价格:" dPayprice;
}
if (card.Equals("b"))
{
dPayprice = price * (1 - 0.005) - dFullMinus;
dDiscountPrice = price - dPayprice;
textBox1.Text = "优惠价格:" dDiscountPrice "\r\n" "支付价格:" dPayprice;
}
if (card.Equals("0"))
{
dPayprice = price - dFullMinus;
dDiscountPrice = price - dPayprice;
textBox1.Text = "优惠价格:" dDiscountPrice "\r\n" "支付价格:" dPayprice;
}
}
catch (Exception err)
{
MessageBox.Show("运行失败", "信息提示");
}
}
private void txtPrice_TextChanged(object sender, EventArgs e)
{
}
private void Form1_Load(object sender, EventArgs e)
{
}
}
}