前台HTML代码:
<%@ Page Language="C#" AutoEventWireup="true" CodeFile="Default2.aspx.cs" Inherits="Default2" %> <!DOCTYPE html> <html xmlns="http://www.w3.org/1999/xhtml"> <head runat="server"> <meta http-equiv="Content-Type" content="text/html; charset=utf-8"/> <title></title> </head> <body> <form id="form1" runat="server"> <div> </div> <h1>汽车表</h1> <p> <asp:Label ID="Label1" runat="server" Text="汽车名称:"></asp:Label> <asp:TextBox ID="TextBox1" runat="server"></asp:TextBox> <asp:Button ID="Button1" runat="server" OnClick="Button1_Click" Text="查询" /> </p> <p> </p> <p> </p> <asp:Repeater ID="Repeater1" runat="server"> <HeaderTemplate> <table width="1000" border="0" cellspacing="1" cellpadding="1" bgcolor="#6600FF"> <tr> <td width="120" height="30" align="center" valign="middle" bgcolor="#FFFFFF">代号</td> <td width="120" align="center" valign="middle" bgcolor="#FFFFFF">名称</td> <td width="120" align="center" valign="middle" bgcolor="#FFFFFF">系列</td> <td width="120" align="center" valign="middle" bgcolor="#FFFFFF">上市时间</td> <td width="100" align="center" valign="middle" bgcolor="#FFFFFF">油耗</td> <td width="100" align="center" valign="middle" bgcolor="#FFFFFF">功率</td> <td width="100" align="center" valign="middle" bgcolor="#FFFFFF">排量</td> <td width="100" align="center" valign="middle" bgcolor="#FFFFFF">价格</td> <td width="100" align="center" valign="middle" bgcolor="#FFFFFF">图片</td> </HeaderTemplate> <FooterTemplate> </table> </FooterTemplate> <ItemTemplate> <tr> <td width="120" height="30" align="center" valign="middle" bgcolor="#FFFFFF"><%#Eval("Code") %></td> <td width="120" align="center" valign="middle" bgcolor="#FFFFFF"><%#Eval("Name") %></td> <td width="120" align="center" valign="middle" bgcolor="#FFFFFF"><%#Eval("Brand") %></td> <td width="120" align="center" valign="middle" bgcolor="#FFFFFF"><%#Eval("Time") %></td> <td width="100" align="center" valign="middle" bgcolor="#FFFFFF"><%#Eval("Oil") %></td> <td width="100" align="center" valign="middle" bgcolor="#FFFFFF"><%#Eval("Powers") %></td> <td width="100" align="center" valign="middle" bgcolor="#FFFFFF"><%#Eval("Exhaust") %></td> <td width="100" align="center" valign="middle" bgcolor="#FFFFFF"><%#Eval("Price") %></td> <td width="100" align="center" valign="middle" bgcolor="#FFFFFF"><%#Eval("Pic") %></td> </tr> </ItemTemplate> </asp:Repeater> </form> </body> </html>
后台C#代码:
using System; using System.Collections.Generic; using System.Linq; using System.Web; using System.Web.UI; using System.Web.UI.WebControls; public partial class Default2 : System.Web.UI.Page { protected void Page_Load(object sender, EventArgs e) { if (!IsPostBack) { TestDataContext context = new TestDataContext(); //绑定数据源 Repeater1.DataSource = context.Car; Repeater1.DataBind(); } } protected void Button1_Click(object sender, EventArgs e) { TestDataContext context = new TestDataContext(); string name = TextBox1.Text; //判断是不是输入的空的 if (name != "") { //查汽车表 模糊查询Contains() 查出所有的数据 放到一个集合里 var query = context.Car.Where(p => p.Name.Contains(name)); //给每个关键字 变成红色 或者 mark加上标签 //便利里面的每一条 foreach (Car data in query) { //替换:Replace() 把原来里面的关键字 替换成标签 data.Name = data.Name.Replace(name, "<mark>" + name + "</mark>"); } //绑定数据源 Repeater1.DataSource = query; Repeater1.DataBind(); } else { //绑定数据源 Repeater1.DataSource = context.Car; Repeater1.DataBind(); } } }
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时间: 2024-10-01 16:12:29