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话不多说 先上效果图:

asp html 实现商店(书店)购物结算


功能:
1.每一个更新按钮对应着所更新的书籍定价数量,并将结果输出至消费总金额处
2.提交对应着所有书籍对应价格
数量的总和,同样输出至总金额处

3.重置既刷新页面
实列:
1.整体是居中的,效果图存在位置偏差
2.数量和消费总金额的默认值是0,如果将0删除会出现报错,所以请小心
OK 上代码
@H_772_40@.aspx

using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;

namespace login
{
    public partial class WebForm1 : System.Web.UI.Page
    {
        protected void num1(object sender, EventArgs E)
        {
            double str = Convert.ToDouble(TextBox.Text);
            double a = 49.00;
            TextBox4.Text = Convert.ToString(str * a);
        }
        protected void num2(object sender, EventArgs E)
        {
            double str1 = Convert.ToDouble(TextBox1.Text);
            double a = 49.00;
            TextBox4.Text = Convert.ToString(str1 * a);
        }
        protected void num3(object sender, EventArgs E)
        {
            double str2 = Convert.ToDouble(TextBox2.Text);
            double c = 53.00;
            TextBox4.Text = Convert.ToString(str2 * c);
        }
        protected void num4(object sender, EventArgs E)
        {
            double str3 = Convert.ToDouble(TextBox3.Text);
            double d = 45.00;
            TextBox4.Text = Convert.ToString(str3 * d);
        }
        protected void num(object sender, EventArgs E)
        {
            double str = Convert.ToDouble(TextBox.Text);
            double str1 = Convert.ToDouble(TextBox1.Text);
            double str2 = Convert.ToDouble(TextBox2.Text);
            double str3 = Convert.ToDouble(TextBox3.Text);
            double a = 49.00;
            double c = 53.00;
            double d = 45.00;
            TextBox4.Text = Convert.ToString(str3 * d+ str2 * c+ str1 * a+ str * a);
        }
        protected void f(object sender, EventArgs E)
        {
            Response.Redirect(request.Url.ToString());
        }
        protected void Page_Load(object sender, EventArgs E)
        {

        }
    }
}

 

.aspx.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;

namespace login
{
    public partial class WebForm1 : System.Web.UI.Page
    {
        protected void num1(object sender, EventArgs E)
        {
            double str = Convert.ToDouble(TextBox.Text);
            double a = 49.00;
            TextBox4.Text = Convert.ToString(str * a);
        }
        protected void num2(object sender, EventArgs E)
        {
            double str1 = Convert.ToDouble(TextBox1.Text);
            double a = 49.00;
            TextBox4.Text = Convert.ToString(str1 * a);
        }
        protected void num3(object sender, EventArgs E)
        {
            double str2 = Convert.ToDouble(TextBox2.Text);
            double c = 53.00;
            TextBox4.Text = Convert.ToString(str2 * c);
        }
        protected void num4(object sender, EventArgs E)
        {
            double str3 = Convert.ToDouble(TextBox3.Text);
            double d = 45.00;
            TextBox4.Text = Convert.ToString(str3 * d);
        }
        protected void num(object sender, EventArgs E)
        {
            double str = Convert.ToDouble(TextBox.Text);
            double str1 = Convert.ToDouble(TextBox1.Text);
            double str2 = Convert.ToDouble(TextBox2.Text);
            double str3 = Convert.ToDouble(TextBox3.Text);
            double a = 49.00;
            double c = 53.00;
            double d = 45.00;
            TextBox4.Text = Convert.ToString(str3 * d+ str2 * c+ str1 * a+ str * a);
        }
        protected void f(object sender, EventArgs E)
        {
            Response.Redirect(request.Url.ToString());
        }
        protected void Page_Load(object sender, EventArgs E)
        {

        }
    }
}

 

其实还有更优的方法的
欢迎指点
其实加入购物车事件也写好的了 不过太烂了 就不出来丢人了
有没有人 说两句

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