企业注册(ASP.NET)

效果显示

1.没有输入公司名称显示 RequiredFieldValidator必须项验证提示信息

2.格式输入错误显示RegularExpressionValidator 格式验证提示信息

3.输入的信息无误单击确认按钮输出信息

4.单击清空按钮清空文本框中的信息

HTML页面显示

HTML代码

<%@ Page Language="C#" AutoEventWireup="true" CodeFile="Default.aspx.cs" Inherits="_Default" %>

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
    <title></title>
    </head>
<body>
    <form id="form1" runat="server">
    <div>
    <p>企业注册</p>
        <br />
        <asp:Label ID="Label1" runat="server" Text="公司名称："></asp:Label>
        <asp:TextBox ID="txtgs" runat="server"></asp:TextBox>
        <asp:RequiredFieldValidator ID="reqgs" runat="server" 
            ErrorMessage="公司名称不能为空" ControlToValidate="txtgs" ForeColor="Red"></asp:RequiredFieldValidator>
        <br />
        <br />
        <asp:Label ID="Label2" runat="server" Text="公司URL:"></asp:Label>
        <asp:TextBox ID="txturl" runat="server"></asp:TextBox>
        <asp:RegularExpressionValidator ID="requrl" runat="server" 
            ErrorMessage="公司URL格式不正确" ForeColor="Red" ControlToValidate="txturl" 
            ValidationExpression="http(s)?://([\w-]+\.)+[\w-]+(/[\w- ./?%&amp;=]*)?" ></asp:RegularExpressionValidator>
        <br />
        <br />
        <asp:Label ID="Label3" runat="server" Text="公司邮箱："></asp:Label>
        <asp:TextBox ID="txtyox" runat="server"></asp:TextBox>
        <asp:RegularExpressionValidator ID="reqyox" runat="server" 
            ErrorMessage="公司邮箱格式不正确" ForeColor="Red" ControlToValidate="txtyox" 
            ValidationExpression="\w+([-+.']\w+)*@\w+([-.]\w+)*\.\w+([-.]\w+)*"></asp:RegularExpressionValidator>
        <br />
        <br />
        <asp:Label ID="Label4" runat="server" Text="公司地址："></asp:Label>
        <asp:TextBox ID="txtdiz" runat="server"></asp:TextBox>
        <br />
        <br />
        <asp:Label ID="Label5" runat="server" Text="公司邮编："></asp:Label>
        <asp:TextBox ID="txtyob" runat="server"></asp:TextBox>
        <asp:RegularExpressionValidator ID="reqyob" runat="server" 
            ErrorMessage="公司邮编格式不正确" ControlToValidate="txtyob" ForeColor="Red" 
            ValidationExpression="\d{6}"></asp:RegularExpressionValidator>
        <br />
        <br />
&nbsp;&nbsp;&nbsp;
        <asp:Button ID="Button1" runat="server" Text="确定" onclick="Button1_Click" />
&nbsp;&nbsp;&nbsp;
        <asp:Button ID="Button2" runat="server" Text="清空" onclick="Button2_Click" 
            Width="50px" />
        <br />
        <br />
        <asp:Label ID="print" runat="server"></asp:Label>
    </div>
    </form>
</body>
</html>

事件代码

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

public partial class _Default : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {

    }
    protected void Button1_Click(object sender, EventArgs e)
    {
        print.Text = "公司名称：" + txtgs.Text + "<br><br>公司URL：" + txturl.Text + "<br><br>公司邮箱：" 
            + txtyox.Text +"<br><br>公司地址：" + txtdiz.Text + "<br><br>公司邮编：" + txtyob.Text;
    }
    protected void Button2_Click(object sender, EventArgs e)
    {
        txtgs.Text = null;
        txturl.Text = null;
        txtyox.Text = null;
        txtdiz.Text = null;
        txtyob.Text = null;
        print.Text = null;
    }
}

效果显示

HTML页面显示

HTML代码

事件代码

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