怎么获取密码框的值

2010-06-16 08:40:35 588 阅读 AI 写同款 · GEO 优化AI 选题数据监测一键分发 ›

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 <asp:TextBox ID="pwd" runat="server" TextMode="Password"></asp:TextBox>

刚在做的时候获取的值始终都是空的
百度了下
知道密码框自动隐藏了

...全文

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ljm19891118

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shuangbaojun 2010-06-16

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LZ,我刚试过没有什么问题，就是this.pwd就可以获取了，在后台添加一个onclick事件就可以了!

ljm19891118 2010-06-16

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[Quote=引用 17 楼 wuyq11 的回复:]
CustomValidator1_ServerValidate回传时密码丢失
使用ajax判断
[/Quote]

嗯谢谢
找出原因了
我在去研究研究

ljm19891118 2010-06-16

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以上就是全部的代码了
页面的zhuce.aspx
zhuce.cs
还有个连接数据库的
ljm.cs

上面的密码框是SingleLine类型的可以读取但是换成密码类型的读取就为空

ljm19891118 2010-06-16

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 <asp:Panel ID="Panel2" runat="server" Height="400px" Width="680px">

            <table  border="1">

                <tr>

                    <td align="center" colspan="4">

                        请填写下列个人信息</td>

                </tr>

                <tr>

                    <td style="width: 709px; height: 26px">

                        真实姓名：</td>

                    <td style="width: 100px; height: 26px">

                        <asp:TextBox ID="zsname" runat="server"></asp:TextBox></td>

                    <td class="style1">

                        <asp:RequiredFieldValidator ID="RequiredFieldValidator1" runat="server" 

                            ControlToValidate="zsname" ErrorMessage="姓名不能为空" Width="100px"></asp:RequiredFieldValidator>

                        </td>

                    <td rowspan="6" class="style4">

                        <asp:Image ID="Image1" runat="server" Height="208px" Width="184px" /></td>

                </tr>

                <tr>

                    <td style="width: 709px; height: 13px">

                        性别：</td>

                    <td 　style="width: 100px; height: 13px">

                        <asp:RadioButtonList ID="sex" runat="server" RepeatDirection="Horizontal">

                            <asp:ListItem>男</asp:ListItem>

                            <asp:ListItem>女</asp:ListItem>

                        </asp:RadioButtonList></td>

                    <td class="style2">

                    </td>

                </tr>

                <tr>

                    <td style="width: 709px; height: 21px">

                        出生日期：</td>

                    <td style="width: 100px; height: 21px">

                        <asp:TextBox ID="birthday" runat="server"></asp:TextBox></td>

                    <td class="style3">

                    </td>

                </tr>

                <tr>

                    <td style="width: 709px; height: 21px">

                        省份：</td>

                    <td style="width: 100px; height: 21px">

                        <asp:DropDownList ID="province" runat="server">

                            <asp:ListItem>湖北</asp:ListItem>

                            <asp:ListItem>河北</asp:ListItem>

                        </asp:DropDownList></td>

                    <td class="style3">

                    </td>

                </tr>

                <tr>

                    <td style="width: 709px; height: 21px">

                        城市：</td>

                    <td style="width: 100px; height: 21px">

                        <asp:DropDownList ID="city" runat="server">

                            <asp:ListItem>武汉</asp:ListItem>

                            <asp:ListItem>咸宁</asp:ListItem>

                            <asp:ListItem>汉川</asp:ListItem>

                        </asp:DropDownList></td>

                    <td class="style3">

                    </td>

                </tr>

                <tr>

                    <td style="width: 709px; height: 13px">

                        教育程度：</td>

                    <td style="width: 100px; height: 13px">

                        <asp:DropDownList ID="jiaoyu" runat="server">

                            <asp:ListItem>高中</asp:ListItem>

                            <asp:ListItem>本科</asp:ListItem>

                            <asp:ListItem>专科</asp:ListItem>

                            <asp:ListItem>硕士</asp:ListItem>

                        </asp:DropDownList></td>

                    <td class="style2">

                    </td>

                </tr>

                <tr>

                    <td style="width: 709px; height: 13px">

                        月收入：</td>

                    <td style="width: 100px; height: 13px">

                        <asp:DropDownList ID="shouru" runat="server">

                            <asp:ListItem>1000以上</asp:ListItem>

                            <asp:ListItem>5000以上</asp:ListItem>

                            <asp:ListItem>3000以上</asp:ListItem>

                        </asp:DropDownList></td>

                    <td class="style2">

                    </td>

                    <td class="style5">

                         <asp:Button ID="Button3" runat="server" Text="加载" OnClick="Button3_Click" /> 

                        <asp:FileUpload ID="FileUpload1" runat="server" EnableTheming="True" Width="56px" /></td>

                </tr>

                <tr>

                    <td style="width: 709px; height: 11px">

                        兴趣爱好：</td>

                    <td style="height: 11px" colspan="3" align="left">

                        <asp:CheckBoxList ID="aihao" runat="server" RepeatDirection="Horizontal">

                            <asp:ListItem>三国杀</asp:ListItem>

                            <asp:ListItem>DNF</asp:ListItem>

                        </asp:CheckBoxList></td>

                </tr>

                <tr>

                    <td colspan="4" style="height: 14px" align="center">

                          

                        <asp:Button ID="Button5" runat="server" Text="下一步" OnClick="Button5_Click" /></td>

                </tr>

            </table>

        </asp:Panel>

        <br />

        <br />

        <br />

        <br />

        <br />

        <asp:Panel ID="Panel4" runat="server" Height="197px" Width="684px">

            <table border="1" style="width: 680px">

                <tr>

                    <td align="center" colspan="3">

                        填写联系方式</td>

                </tr>

                <tr>

                    <td style="width: 269px; height: 25px" align="right">

                        邮政编码：</td>

                    <td style="width: 154px; height: 25px">

                        <asp:TextBox ID="youbian" runat="server"></asp:TextBox></td>

                    <td style="width: 458px; height: 25px" align="left">

                        <asp:RegularExpressionValidator ID="RegularExpressionValidator1" runat="server" ErrorMessage="RegularExpressionValidator"

                            ValidationExpression="\d{6}" ControlToValidate="youbian"></asp:RegularExpressionValidator></td>

                </tr>

                <tr>

                    <td style="width: 269px; height: 21px" align="right">

                        身份证号：</td>

                    <td style="width: 154px; height: 21px">

                        <asp:TextBox ID="shenfen" runat="server"></asp:TextBox></td>

                    <td style="width: 458px; height: 21px" align="left">

                        <asp:RegularExpressionValidator ID="RegularExpressionValidator2" runat="server" ErrorMessage="RegularExpressionValidator" ControlToValidate="shenfen" ValidationExpression="\d{17}[\d|X]|\d{15}"></asp:RegularExpressionValidator></td>

                </tr>

                <tr>

                    <td style="width: 269px; height: 26px" align="right">

                        家庭住址：</td>

                    <td style="width: 154px; height: 26px">

                        <asp:TextBox ID="address" runat="server"></asp:TextBox></td>

                    <td style="width: 458px; height: 26px">

                    </td>

                </tr>

                <tr>

                    <td style="width: 269px; height: 12px" align="right">

                        Email：</td>

                    <td style="width: 154px; height: 12px">

                        <asp:TextBox ID="email" runat="server"></asp:TextBox></td>

                    <td style="width: 458px; height: 12px" align="left">

                        <asp:RegularExpressionValidator ID="RegularExpressionValidator3" runat="server" ErrorMessage="RegularExpressionValidator"

                            ValidationExpression="\w+([-+.']\w+)*@\w+([-.]\w+)*\.\w+([-.]\w+)*" ControlToValidate="email"></asp:RegularExpressionValidator></td>

                </tr>

                <tr>

                    <td align="center" colspan="3" style="height: 24px">

                        <asp:Button ID="Button6" runat="server" Text="完成" OnClick="Button6_Click" /></td>

                </tr>

            </table>

        </asp:Panel>

   

    </center>

    </div>

    </form>

</body>

</html>

wuyq11 2010-06-16

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CustomValidator1_ServerValidate回传时密码丢失
使用ajax判断

ljm19891118 2010-06-16

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页面代码分2楼





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



<!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>无标题页</title>

    <style type="text/css">

        .style1

        {

            height: 26px;

            width: 877px;

        }

        .style2

        {

            height: 13px;

            width: 877px;

        }

        .style3

        {

            height: 21px;

            width: 877px;

        }

        .style4

        {

            width: 191px;

        }

        .style5

        {

            height: 13px;

            width: 191px;

        }

    </style>

</head>

<body>

    <form id="form1" runat="server">

    <div  >

    <center>

          

        <asp:Panel ID="Panel3" runat="server" Height="168px" Width="672px">

            <table border="1" >

                <tr>

                    <td align="center" style="width: 656px; height: 46px">

                        用户协议</td>

                </tr>

                <tr>

                    <td style="width: 656px; height: 103px">

                          <br />

                          无聊的人啊@<br />

                    </td>

                </tr>

                <tr>

                    <td style="width: 656px; height: 7px" align="center">

                        <br />

                     

    <asp:RadioButtonList ID="RadioButtonList1" runat="server" RepeatDirection="Horizontal"  

                            AutoPostBack="True" 

                            onselectedindexchanged="RadioButtonList1_SelectedIndexChanged1" >

        <asp:ListItem Value="1">同意</asp:ListItem>

        <asp:ListItem Value="0">不同意</asp:ListItem>

        

    </asp:RadioButtonList></td>

                </tr>

                

                

                <tr>

                    <td style="width: 656px; height: 56px" align="center">

        <asp:Button ID="Button1" runat="server" Text="下一步" OnClick="Button1_Click1" /></td>

                </tr>

            </table>

        </asp:Panel>

        <br />

        <br />

        <br />

        <br />

         

           <br />

        

        

        

         

        <asp:Panel ID="Panel1" runat="server" Height="184px" Width="680px">

            <table border="1">

                <tr>

                    <td align="center" colspan="2" style="height: 55px">

                        登录信息</td>

                </tr>

                <tr>

                    <td align="right" style="width: 418px; height: 21px">

                        用户名：</td>

                    <td style="width: 634px; height: 21px" align="left">

                        <asp:TextBox ID="username" runat="server"></asp:TextBox>

                        <asp:CustomValidator ID="CustomValidator1" runat="server" ControlToValidate="username"

                            OnServerValidate="CustomValidator1_ServerValidate">用户已经存在</asp:CustomValidator></td>

                </tr>

                <tr>

                    <td align="right" style="width: 418px; height: 26px">

                        密码：</td>

                    <td align="left" style="width: 634px; height: 26px">

                        <asp:TextBox ID="pwd" runat="server"></asp:TextBox></td>

                </tr>

                <tr>

                    <td align="right" style="width: 418px">

                        重复密码：</td>

                    <td style="width: 634px" align="left">

                        <asp:TextBox ID="rpwd" runat="server"></asp:TextBox>

                        <asp:CompareValidator ID="CompareValidator1" runat="server" ErrorMessage="输入的密码不一致" ControlToCompare="pwd" ControlToValidate="rpwd"></asp:CompareValidator></td>

                </tr>

                <tr>

                    <td colspan="2" style="height: 22px" align="center">

                        <asp:Button ID="Button2" runat="server" Text="下一步" OnClick="Button2_Click" /></td>

                </tr>

            </table>

        </asp:Panel>

        <br />

        <br />

        <br />

        <br />

        <br />

ljm19891118 2010-06-16

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App_code/ljm.cs



using System;

using System.Data;

using System.Configuration;

using System.Web;

using System.Web.Security;

using System.Web.UI;

using System.Web.UI.WebControls;

using System.Web.UI.WebControls.WebParts;

using System.Web.UI.HtmlControls;

using System.Data.SqlClient;

/// <summary>

/// ljm 的摘要说明

/// </summary>

public class ljm

{

	public ljm()

	{

		//

		// TODO: 在此处添加构造函数逻辑

		//

	}

    public static SqlConnection createCon()

    {

        return new SqlConnection("server=(local);uid=sa;pwd=123456;database=ljm;");

    }

    public static bool panduan(string userName)

    {

        SqlConnection con = ljm.createCon();

        con.Open();

        SqlCommand cmd =new SqlCommand("select  count(*) from xinxi where 用户名='" + userName + "'", con);

        int i = (int)cmd.ExecuteScalar();

        con.Close();

        if (i > 0)

            return true;

        else

            return false;

   

    }





}

ljm19891118 2010-06-16

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在写入数据库的上面几行

生活的信仰 2010-06-16

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关注中。。

ljm19891118 2010-06-16

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嗯
我做的是上课的实验内容
代码很多
谢谢了



using System;

using System.Data;

using System.Configuration;

using System.Collections;

using System.Web;

using System.Web.Security;

using System.Web.UI;

using System.Web.UI.WebControls;

using System.Web.UI.WebControls.WebParts;

using System.Web.UI.HtmlControls;

using System.Data.SqlClient;



public partial class zhuce : System.Web.UI.Page

{

    protected void Page_Load(object sender, EventArgs e)

    {

        if (!IsPostBack)

        {

            this.Panel3.Visible = true;

            this.Panel1.Visible = false;

            this.Panel2.Visible = false;

            this.Panel4.Visible = false;

            Button1.Enabled = false;

       //     this.pwd.Attributes.Add("value", Request["pwd"]);

         

        }

    }



    protected void Button3_Click(object sender, EventArgs e)

    {

        FileUpload1.PostedFile.SaveAs(Server.MapPath("upFile") + "\\" + FileUpload1.FileName);

        Image1.ImageUrl = "upFile\\" + FileUpload1.FileName;

       



    }

   



  



protected void  CustomValidator1_ServerValidate(object source, ServerValidateEventArgs args)

{

    if (ljm.panduan(username.Text))

    {

        CustomValidator1.IsValid =false;



    }

    else

    {

        CustomValidator1.IsValid = true;

    }

   

}



    protected void Button1_Click1(object sender, EventArgs e)

    {

        if (RadioButtonList1.SelectedValue == "1")

        {

            this.Panel3.Visible = false;

            this.Panel1.Visible = true;

        }

    }

    protected void Button2_Click(object sender, EventArgs e)

    {

        if (ljm.panduan(username.Text))

        {

            CustomValidator1.IsValid = false;



        }

        else

        {

            CustomValidator1.IsValid = true;

        }





        if (CustomValidator1.IsValid)

        {

            this.Panel1.Visible = false;

            this.Panel2.Visible = true;

       

        }

        else

        { 

               // Response.Write("<script lanuage=javascript>alert('用户名存在！！！')</script>");

                pwd.Text = "";

                rpwd.Text = "";

                SetFocus(username);

       

        }

    }









    protected void Button5_Click(object sender, EventArgs e)

    {

        this.Panel2.Visible = false;

        this.Panel4.Visible = true;

    }

    protected void Button6_Click(object sender, EventArgs e)

    {

          try

        {

      

         String userid1 = username.Text;

         String mima =pwd.Text ;

         String name = zsname.Text;

         String birthday1 = birthday.Text;

         String sex1 = sex.SelectedValue;

         String province1 = province.Text;

         String city1 = city.Text;

         String jiaoyu1 = jiaoyu.Text;



         String aihao1 = "";

         foreach (ListItem i in aihao.Items)

         {

             if (i.Selected)

                 aihao1 += "  " + i;

         }

         String shouru1 = shouru.Text;

       

         String img = Image1.ImageUrl.ToString();

         String email1 = email.Text;

         String youbian1 = youbian.Text;

         String shenfen1 = shenfen.Text;

         String dizhi = address.Text;









         SqlConnection con = ljm.createCon();

         SqlCommand cmd = new SqlCommand();

         cmd.CommandText = "insert  xinxi(用户名,密码,真实姓名,性别,省份,城市,教育程度,爱好,月收入,图像,邮编,身份证号,地址,email)values('" + userid1 + "','" +mima+ "','" + name + "','" + sex1 + "','" + province1 + "','" + city1 + "','" + jiaoyu1 + "','" + aihao1 + "','" + shouru1 + "','" + img + "','" + youbian1 + "','" + shenfen1 + "','" + dizhi + "','" + email1 + "')";

         cmd.Connection = con;

         con.Open();

         cmd.ExecuteNonQuery();

         con.Close();

     //    Response.Redirect("success.aspx");

         Response.Write(pwd.Text);

     }

     catch (SqlException) { Response.Write("<script>alert('注册错误!')</script>"); };

         





    }

 

    protected void RadioButtonList1_SelectedIndexChanged1(object sender, EventArgs e)

    {

        if (RadioButtonList1.SelectedValue == "1")

        {

            Button1.Enabled = true;

        }

        if (RadioButtonList1.SelectedValue == "0")

        {

            Button1.Enabled = false;

        }

    }

}

wuyq11 2010-06-16

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贴出代码看看

ljm19891118 2010-06-16

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[Quote=引用 9 楼 wuyq11 的回复:]
赋值使用pwd.Attributes.Add("value","");
[/Quote]

谢谢了

在密码框里面输入了值
怎么获取

当我设置文本框的属性为Password
我用pwd.text获取的始终都是空
当我设置的是SingleLine
则可以获取

wuyq11 2010-06-16

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赋值使用pwd.Attributes.Add("value","");

ljm19891118 2010-06-16

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我把文本框的属性
从这Password换成SingleLine
就可以获取了
用品password获取的始终都是空

ljm19891118 2010-06-16

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刚从jsp转.net
就发现这问题了

ljm19891118 2010-06-16

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在写注册页面的时候
获取密码
获取的值都是空....

wuyq11 2010-06-16

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是否赋值了

马老虎 2010-06-16

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[Quote=引用楼主 ljm19891118 的回复:]
HTML code

<asp:TextBox ID="pwd" runat="server" TextMode="Password"></asp:TextBox>

刚在做的时候获取的值始终都是空的
百度了下
知道密码框自动隐藏了

[/Quote]
可以获得啊。
一定是你取值又问题

ljm19891118 2010-06-16

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pwd.text
获得的是空的

stepday 2010-06-16

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this.pwd.Text就可以获取到了的

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怎么获取密码框的值

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