任何人都可以给我一个如何在Asp.net中使用隐藏字段的简单解决方案 [英] Can any one give me simple solution of how to use Hidden field in the Asp.net
本文介绍了任何人都可以给我一个如何在Asp.net中使用隐藏字段的简单解决方案的处理方法，对大家解决问题具有一定的参考价值，需要的朋友们下面随着小编来一起学习吧！
问题描述
因为我试图在我的项目中使用隐藏字段.Gridview是绑定但它不删除和更新任何记录，因为隐藏的文件没有找到任何值。
i保持id为隐藏。
这是我的代码。
请帮我解决这个问题，也让我轻松了解如何使用隐藏字段在asp.net.as我是ASP.net的新手，我只做了这么多。
提前谢谢。
////////////////////////////////////////// ///////////////////////////////////
As i have tried to use a hidden field in my project.Gridview is binding but its not deleting and updating any record,as hidden filed not finding any value to it.
i have kept id as hidden.
this is my code.
please help me to solve this and also give me easy way to understand how to use hidden field in asp.net.as i am new to ASP.net,i have done this much only.
Thanks in advance.
/////////////////////////////////////////////////////////////////////////////
<%@ Page Language="C#" AutoEventWireup="true" CodeFile="EmployeeDetails.aspx.cs" Inherits="EmployeeDetails" %>
<!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>
<style type="text/css">
.style2
{
height: 61px;
}
</style>
</head>
<body bgcolor="Aqua" height=100% width=100%>
<form id="form1" runat="server">
<div>
<table border="0" cellpadding="0" cellspacing="0" width="100%">
<tr>
<td align="center">
<table border="0">
<tr style="padding-left=100px;padding-right=100px">
<td colspan="3">
<asp:Label ID="Label1" runat="server" Text="Employee Details " Font-Size="45pt"
ForeColor="Maroon"></asp:Label>
</td>
</tr>
<br />
<br />
<%--<tr>
<td align="right" class="style1">
<asp:Label ID="Label2" runat="server" Text=" Employee Id" Font-Size="15pt"
ForeColor="Maroon"></asp:Label>
</td>
<td align="left" class="style1">
<asp:TextBox ID="txtempid" runat="server" Enabled="False"></asp:TextBox>
</td>
<td class="style1">
</td>
</tr>--%>
<tr>
<td align="right">
<asp:Label ID="Label3" runat="server" Text="Employee Name" Font-Size="15pt"
ForeColor="Maroon"></asp:Label>
</td>
<td align="left">
<asp:TextBox ID="txtempname" runat="server"></asp:TextBox>
</td>
<td align="left">
<%--<asp:RequiredFieldValidator ID="RequiredFieldValidator1" runat="server"
ErrorMessage="Employee Name can not be a blank" Text="*"
ControlToValidate="txtempname" ForeColor="Red"></asp:RequiredFieldValidator>
<asp:RegularExpressionValidator ID="RegularExpressionValidator1" runat="server"
ErrorMessage="Name cano not contain numbers and special characters" Text="*"
ControlToValidate="txtempname" ValidationExpression="^[a-z A-Z]{2,25}$"
ForeColor="Red"></asp:RegularExpressionValidator>--%>
</td>
</tr>
<tr>
<td align="right">
<asp:Label ID="Label4" runat="server" Text="Departmetn Name" Font-Size="15pt"
ForeColor="Maroon"></asp:Label>
</td>
<td align="left">
<asp:DropDownList ID="drplstdname" runat="server" AutoPostBack="false">
<asp:ListItem Value="0">Select</asp:ListItem>
</asp:DropDownList>
</td>
<td align="left">
<%-- <asp:RequiredFieldValidator ID="RequiredFieldValidator2" runat="server"
ErrorMessage="Must select Department Name" InitialValue="0"
ControlToValidate="drplstdname" Text="*" ForeColor="Red">*</asp:RequiredFieldValidator>--%>
</td>
</tr>
<tr>
<td align="right">
<asp:Label ID="Label5" runat="server" Text="Monthly Income" Font-Size="15pt"
ForeColor="Maroon"></asp:Label>
</td>
<td align="left">
<asp:TextBox ID="txtsalary" runat="server"></asp:TextBox>
</td>
<td align="left">
<%-- <asp:RegularExpressionValidator ID="RegularExpressionValidator2" runat="server"
ErrorMessage="Enter Salary in Numeric Form" Text="*"
ControlToValidate="txtsalary" ForeColor="Red"
ValidationExpression="^[0-9.]{4,15}$"></asp:RegularExpressionValidator>--%>
</td>
</tr>
<tr>
<td align="right">
<asp:Label ID="Label6" runat="server" Text="Address" Font-Size="15pt"
ForeColor="Maroon"></asp:Label>
</td>
<td align="left">
<asp:TextBox ID="txtaddress" runat="server" TextMode="MultiLine"></asp:TextBox>
</td>
<td align="left">
<%-- <asp:RegularExpressionValidator ID="RegularExpressionValidator3" runat="server"
ErrorMessage="Enter proper address" ValidationExpression="^[a-z A-Z 0-9 ,/]{4,15}$"
ControlToValidate="txtaddress" ForeColor="Red" Text="*">*</asp:RegularExpressionValidator>--%>
</td>
</tr>
<tr>
<td colspan="3">
<asp:Button ID="btnadd" runat="server" Text="New" onclick="btnadd_Click" />
<asp:Button ID="btndelete" runat="server" Text="Delete"
onclick="btndelete_Click" />
<asp:Button ID="btnupdate" runat="server" Text="Update"
onclick="btnupdate_Click" />
</td>
</tr>
<tr>
<td colspan="3" class="style2">
<asp:HiddenField ID="hdnempid" runat="server" />
<asp:ValidationSummary ID="ValidationSummary1" runat="server" ForeColor="Red" />
</td>
</tr>
</table>
</td>
</tr>
</table>
</div>
<center>
<asp:GridView ID="GridView1" runat="server" AutoGenerateColumns="False"
CellPadding="4" ForeColor="#333333" GridLines="None"
onselectedindexchanged="GridView1_SelectedIndexChanged"
onrowcommand="GridView1_RowCommand" DataKeyNames="empid">
<AlternatingRowStyle BackColor="White" />
<Columns>
<asp:TemplateField HeaderText="Name">
<ItemTemplate>
<asp:HiddenField ID=hdnid runat="server" />
<asp:LinkButton ID="LinkButton1" runat="server" CommandArgument="empname"
CommandName="Show" Text='<%# Eval("empname") %>'></asp:LinkButton>
</ItemTemplate>
</asp:TemplateField>
<asp:BoundField DataField="salary" HeaderText="Salary" />
<asp:BoundField DataField="address" HeaderText="Address" />
<asp:BoundField DataField="dname" HeaderText="Department Name" />
</Columns>
<EditRowStyle BackColor="#2461BF" />
<FooterStyle BackColor="#507CD1" Font-Bold="True" ForeColor="White" />
<HeaderStyle BackColor="#507CD1" Font-Bold="True" ForeColor="White" />
<PagerStyle BackColor="#2461BF" ForeColor="White" HorizontalAlign="Center" />
<RowStyle BackColor="#EFF3FB" />
<SelectedRowStyle BackColor="#D1DDF1" Font-Bold="True" ForeColor="#333333" />
<SortedAscendingCellStyle BackColor="#F5F7FB" />
<SortedAscendingHeaderStyle BackColor="#6D95E1" />
<SortedDescendingCellStyle BackColor="#E9EBEF" />
<SortedDescendingHeaderStyle BackColor="#4870BE" />
</asp:GridView>
</center>
</form>
</body>
</html>
///////////////////////////////////////////////////////////////////////////////
///////////////////////////////////////////////////////////////////////////////
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Data.SqlClient;
using System.Data;
public partial class EmployeeDetails : System.Web.UI.Page
{
SqlConnection con;
SqlCommand cmd;
SqlDataAdapter da;
protected void Page_Load(object sender, EventArgs e)
{
con = new SqlConnection(@"server=HARSH4-PC\SQLEXPRESS;uid=sa;password=edelcap@1;database=INTERN_DB");
if (!Page.IsPostBack)
{
try
{
con.Open();
cmd = new SqlCommand("EmployeeDetails", con);
cmd.CommandType = CommandType.StoredProcedure;
cmd.Parameters.AddWithValue("@flag", SqlDbType.VarChar).Value = "P";
da = new SqlDataAdapter(cmd);
DataTable dt = new DataTable();
da.Fill(dt);
if (dt.Rows.Count > 0)
{
drplstdname.DataTextField = "dname";
drplstdname.DataValueField = "did";
drplstdname.DataSource = dt;
drplstdname.DataBind();
}
}
catch (Exception ex)
{
Response.Write(ex.Message);
}
finally
{
con.Close();
}
BindGrid();
}
}
public void BindGrid()
{
try
{
con.Open();
cmd = new SqlCommand("EmployeeDetails",con);
cmd.CommandType = CommandType.StoredProcedure;
cmd.Parameters.AddWithValue("@flag", SqlDbType.VarChar).Value = "S";
da = new SqlDataAdapter(cmd);
DataSet ds = new DataSet();
da.Fill(ds, "Employee");
GridView1.DataSource = ds.Tables[0];
GridView1.DataBind();
cmd.ExecuteNonQuery();
}
catch (Exception ex)
{
Response.Write(ex.Message);
}
finally
{
con.Close();
}
}
public void CallMyProcedure(string flag)
{
try
{
con.Open();
cmd = new SqlCommand("EmployeeDetails", con);
cmd.CommandType = CommandType.StoredProcedure;
cmd.Parameters.AddWithValue("@flag", SqlDbType.VarChar).Value = flag;
cmd.Parameters.AddWithValue("@id", SqlDbType.Int).Value = hdnempid.Value.Trim();
cmd.Parameters.AddWithValue("@name", SqlDbType.VarChar).Value = txtempname.Text.Trim();
cmd.Parameters.AddWithValue("@did", SqlDbType.Int).Value = drplstdname.Text.Trim(); ;
cmd.Parameters.AddWithValue("@basic", SqlDbType.Decimal).Value = txtsalary.Text.Trim();
cmd.Parameters.AddWithValue("@add", SqlDbType.VarChar).Value = txtaddress.Text.Trim();
cmd.ExecuteNonQuery();
}
catch (Exception ex)
{
Response.Write(ex.Message);
}
finally
{
con.Close();
}
}
protected void btnadd_Click(object sender, EventArgs e)
{
CallMyProcedure("I");
BindGrid();
}
protected void btndelete_Click(object sender, EventArgs e)
{
//RegularExpressionValidator3.Enabled = false;
//RegularExpressionValidator2.Enabled = false;
CallMyProcedure("D");
BindGrid();
}
protected void btnupdate_Click(object sender, EventArgs e)
{
CallMyProcedure("U");
BindGrid();
}
protected void GridView1_SelectedIndexChanged(object sender, EventArgs e)
{
////txtempid.Text = GridView1.SelectedRow.Cells[1].Text;
//txtempname.Text = GridView1.SelectedRow.Cells[1].Text;
//txtsalary.Text = GridView1.SelectedRow.Cells[2].Text;
//txtaddress.Text = GridView1.SelectedRow.Cells[3].Text;
//drplstdname.SelectedItem.Text = GridView1.SelectedRow.Cells[4].Text;
}
protected void GridView1_RowCommand(object sender, GridViewCommandEventArgs e)
{
if (e.CommandName == "Show")
{
GridViewRow row = (GridViewRow)((LinkButton)e.CommandSource).NamingContainer;
hdnempid.Value = ((HiddenField)row.Cells[0].FindControl("hdnid")).Value;
txtempname.Text = ((LinkButton)row.Cells[0].FindControl("LinkButton1")).Text;
txtsalary.Text = row.Cells[1].Text;
txtaddress.Text = row.Cells[2].Text;
drplstdname.SelectedItem.Text = row.Cells[3].Text;
}
}
}推荐答案
\"
ForeColor=\"Red\"></asp:RegularExpressionValidator>--%>
</td>
</tr>
<tr>
<td align=\"right\"&g t;
<asp:Label ID=\"Label4\" runat=\"server\" Text=\"Departmetn Name\" Font-Size=\"15pt\"
ForeColor=\"Maroon\"></asp:Label>
</td>
<td align=\"left\">
<asp:DropDownList ID=\" drplstdname\" runat=\"server\" AutoPostBack=\"false\">
<asp:ListItem Value=\"0\">Select</asp:ListItem>
</asp:DropDownList>
</td>
<td align=\"left\">
<%-- <asp:RequiredFieldValidator ID=\"RequiredFieldValidator2\" runat=\"server\"
ErrorMessage=\"Must select Department Name\" InitialValue=\"0\"
ControlToValidate=\"drplstdname\" Text=\"*\" ForeColor=\"Red\">*</asp:RequiredFieldValidator>--%>
</td>
</tr>
<tr>
<td align=\"right\">
<asp:Label ID=\"Label5\" runat=\"server\" Text=\"Monthly Income\" Font-Size=\"15pt\"
ForeColor=\"Maroon\"></asp:Label>
</td>
<td align=\"left\">
<asp:TextBox ID=\"txtsalary\" runat=\"server\"></asp:TextBox>
</td>
<td align=\"left\">
<%-- <asp:RegularExpressionValidator ID=\"RegularExpressionValidator2\" runat=\"server\"
ErrorMessage=\"Enter Salary in Numeric Form\" Text=\"*\"
ControlToValidate=\"txtsalary\" ForeColor=\"Red\"
ValidationExpression=\"^[0-9.]{4,15}
" ForeColor="Red"></asp:RegularExpressionValidator>--%> </td> </tr> <tr> <td align="right"> <asp:Label ID="Label4" runat="server" Text="Departmetn Name" Font-Size="15pt" ForeColor="Maroon"></asp:Label> </td> <td align="left"> <asp:DropDownList ID="drplstdname" runat="server" AutoPostBack="false"> <asp:ListItem Value="0">Select</asp:ListItem> </asp:DropDownList> </td> <td align="left"> <%-- <asp:RequiredFieldValidator ID="RequiredFieldValidator2" runat="server" ErrorMessage="Must select Department Name" InitialValue="0" ControlToValidate="drplstdname" Text="*" ForeColor="Red">*</asp:RequiredFieldValidator>--%> </td> </tr> <tr> <td align="right"> <asp:Label ID="Label5" runat="server" Text="Monthly Income" Font-Size="15pt" ForeColor="Maroon"></asp:Label> </td> <td align="left"> <asp:TextBox ID="txtsalary" runat="server"></asp:TextBox> </td> <td align="left"> <%-- <asp:RegularExpressionValidator ID="RegularExpressionValidator2" runat="server" ErrorMessage="Enter Salary in Numeric Form" Text="*" ControlToValidate="txtsalary" ForeColor="Red" ValidationExpression="^[0-9.]{4,15}
\"></asp :RegularExpressionValidator>--%>
</td>
</tr>
<tr>
<td align=\"right\">
<asp:Label ID=\"Label6\" runat=\"server\" Text=\"Address\" Font-Size=\"15pt\"
ForeColor=\"Maroon\"> </asp:Label>
</td>
<td align=\"left\">
<asp:TextBox ID=\"txtaddress\" runat=\"serv er\" TextMode=\"MultiLine\"></asp:TextBox>
</td>
<td align=\"left\">
<%-- <asp:RegularExpressionValidator ID=\"RegularExpressionValidator3\" runat=\"server\"
ErrorMessage=\"Enter proper address\" ValidationExpression=\"^[a-z A-Z 0-9 ,/]{4,15}
"></asp:RegularExpressionValidator>--%> </td> </tr> <tr> <td align="right"> <asp:Label ID="Label6" runat="server" Text="Address" Font-Size="15pt" ForeColor="Maroon"></asp:Label> </td> <td align="left"> <asp:TextBox ID="txtaddress" runat="server" TextMode="MultiLine"></asp:TextBox> </td> <td align="left"> <%-- <asp:RegularExpressionValidator ID="RegularExpressionValidator3" runat="server" ErrorMessage="Enter proper address" ValidationExpression="^[a-z A-Z 0-9 ,/]{4,15}
\"
ControlToValidate=\"txtaddress\" ForeColor=\"Red\" Text=\"*\">*</asp:RegularExpressionValidator>--%>
</td>
</tr>
<tr>
<td colspan=\"3\">
<asp:Button ID=\"btnadd\" runat=\"server\" Text=\"New\" onclick=\"btnadd_Click\" />
<asp:Button ID=\"btndelete\" runat=\"server\" Text=\"Delete\"
onclick=\"btndelete_Click\" />
<asp:Button ID=\"btnupdate\" runat=\"server\" Text=\"Update\"
onclick=\"btnupdate_Click\" />
</td>
</tr>
<tr>
<td colspan=\"3\" class=\"style2\">
<asp:HiddenField ID=\"hdnempid\" runat=\"server\" />
<asp:ValidationSummary ID=\"ValidationSummary1\" runat=\"server\" ForeColor=\"Red\" />
</td>
</tr>
</table>
</td>
</tr>
</table>
</div>
<center>
<asp:GridView ID=\"GridView1\" runat=\"server\" AutoGenerateColumns=\"False\"
CellPadding=\"4\" ForeColor=\"#333333\" GridLines=\"None\"
onselectedindexchanged=\"GridView1_SelectedIndexChanged\"
onrowcommand=\"GridView1_RowCommand\" DataKeyNames=\"empid\">
<AlternatingRowStyle BackColor=\"White\" />
<Columns>
<asp:TemplateField HeaderText=\"Name\">
<ItemTemplate>
<asp:HiddenField ID=hdnid runat=\"server\" />
<asp:LinkButton ID=\"LinkButton1\" runat=\"server\" CommandArgument=\"empname\"
CommandName=\"Show\" Text='<%# Eval(\"empname\") %>'></asp:LinkButton>
</ItemTemplate>
</asp:TemplateField>
<asp:BoundField DataField=\"salary\" HeaderText=\"Salary\" />
<asp:BoundField DataField=\"address\" HeaderText=\"Address\" />
<asp:BoundField DataField=\"dname\" HeaderText=\"Department Name\" />
</Columns>
<EditRowStyle BackColor=\"#2461BF\" />
<FooterStyle BackColor=\"#507CD1\" Font-Bold=\"True\" ForeColor=\"White\" />
<HeaderStyle BackColor=\"#507CD1\" Font-Bold=\"True\" ForeColor=\"White\" />
<PagerStyle BackColor=\"#2461BF\" ForeColor=\"White\" HorizontalAlign=\"Center\" />
<RowStyle BackColor=\"#EFF3FB\" />
<SelectedRowStyle BackColor=\"#D1DDF1\" Font-Bold=\"True\" ForeColor=\"#333333\" />
<SortedAscendingCellStyle BackColor=\"#F5F7FB\" />
<SortedAscendingHeaderStyle BackColor=\"#6D95E1\" />
<SortedDescendingCellStyle BackColor=\"#E 9EBEF\" />
<SortedDescendingHeaderStyle BackColor=\"#4870BE\" />
</asp:GridView>
</center>
</form>
</body>
</html>
" ControlToValidate="txtaddress" ForeColor="Red" Text="*">*</asp:RegularExpressionValidator>--%> </td> </tr> <tr> <td colspan="3"> <asp:Button ID="btnadd" runat="server" Text="New" onclick="btnadd_Click" /> <asp:Button ID="btndelete" runat="server" Text="Delete" onclick="btndelete_Click" /> <asp:Button ID="btnupdate" runat="server" Text="Update" onclick="btnupdate_Click" /> </td> </tr> <tr> <td colspan="3" class="style2"> <asp:HiddenField ID="hdnempid" runat="server" /> <asp:ValidationSummary ID="ValidationSummary1" runat="server" ForeColor="Red" /> </td> </tr> </table> </td> </tr> </table> </div> <center> <asp:GridView ID="GridView1" runat="server" AutoGenerateColumns="False" CellPadding="4" ForeColor="#333333" GridLines="None" onselectedindexchanged="GridView1_SelectedIndexChanged" onrowcommand="GridView1_RowCommand" DataKeyNames="empid"> <AlternatingRowStyle BackColor="White" /> <Columns> <asp:TemplateField HeaderText="Name"> <ItemTemplate> <asp:HiddenField ID=hdnid runat="server" /> <asp:LinkButton ID="LinkButton1" runat="server" CommandArgument="empname" CommandName="Show" Text='<%# Eval("empname") %>'></asp:LinkButton> </ItemTemplate> </asp:TemplateField> <asp:BoundField DataField="salary" HeaderText="Salary" /> <asp:BoundField DataField="address" HeaderText="Address" /> <asp:BoundField DataField="dname" HeaderText="Department Name" /> </Columns> <EditRowStyle BackColor="#2461BF" /> <FooterStyle BackColor="#507CD1" Font-Bold="True" ForeColor="White" /> <HeaderStyle BackColor="#507CD1" Font-Bold="True" ForeColor="White" /> <PagerStyle BackColor="#2461BF" ForeColor="White" HorizontalAlign="Center" /> <RowStyle BackColor="#EFF3FB" /> <SelectedRowStyle BackColor="#D1DDF1" Font-Bold="True" ForeColor="#333333" /> <SortedAscendingCellStyle BackColor="#F5F7FB" /> <SortedAscendingHeaderStyle BackColor="#6D95E1" /> <SortedDescendingCellStyle BackColor="#E9EBEF" /> <SortedDescendingHeaderStyle BackColor="#4870BE" /> </asp:GridView> </center> </form> </body> </html>
///////////////////////////////////////////////////////////////////////////////
///////////////////////////////////////////////////////////////////////////////
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Data.SqlClient;
using System.Data;
public partial class EmployeeDetails : System.Web.UI.Page
{
SqlConnection con;
SqlCommand cmd;
SqlDataAdapter da;
protected void Page_Load(object sender, EventArgs e)
{
con = new SqlConnection(@"server=HARSH4-PC\SQLEXPRESS;uid=sa;password=edelcap@1;database=INTERN_DB");
if (!Page.IsPostBack)
{
try
{
con.Open();
cmd = new SqlCommand("EmployeeDetails", con);
cmd.CommandType = CommandType.StoredProcedure;
cmd.Parameters.AddWithValue("@flag", SqlDbType.VarChar).Value = "P";
da = new SqlDataAdapter(cmd);
DataTable dt = new DataTable();
da.Fill(dt);
if (dt.Rows.Count > 0)
{
drplstdname.DataTextField = "dname";
drplstdname.DataValueField = "did";
drplstdname.DataSource = dt;
drplstdname.DataBind();
}
}
catch (Exception ex)
{
Response.Write(ex.Message);
}
finally
{
con.Close();
}
BindGrid();
}
}
public void BindGrid()
{
try
{
con.Open();
cmd = new SqlCommand("EmployeeDetails",con);
cmd.CommandType = CommandType.StoredProcedure;
cmd.Parameters.AddWithValue("@flag", SqlDbType.VarChar).Value = "S";
da = new SqlDataAdapter(cmd);
DataSet ds = new DataSet();
da.Fill(ds, "Employee");
GridView1.DataSource = ds.Tables[0];
GridView1.DataBind();
cmd.ExecuteNonQuery();
}
catch (Exception ex)
{
Response.Write(ex.Message);
}
finally
{
con.Close();
}
}
public void CallMyProcedure(string flag)
{
try
{
con.Open();
cmd = new SqlCommand("EmployeeDetails", con);
cmd.CommandType = CommandType.StoredProcedure;
cmd.Parameters.AddWithValue("@flag", SqlDbType.VarChar).Value = flag;
cmd.Parameters.AddWithValue("@id", SqlDbType.Int).Value = hdnempid.Value.Trim();
cmd.Parameters.AddWithValue("@name", SqlDbType.VarChar).Value = txtempname.Text.Trim();
cmd.Parameters.AddWithValue("@did", SqlDbType.Int).Value = drplstdname.Text.Trim(); ;
cmd.Parameters.AddWithValue("@basic", SqlDbType.Decimal).Value = txtsalary.Text.Trim();
cmd.Parameters.AddWithValue("@add", SqlDbType.VarChar).Value = txtaddress.Text.Trim();
cmd.ExecuteNonQuery();
}
catch (Exception ex)
{
Response.Write(ex.Message);
}
finally
{
con.Close();
}
}
protected void btnadd_Click(object sender, EventArgs e)
{
CallMyProcedure("I");
BindGrid();
}
protected void btndelete_Click(object sender, EventArgs e)
{
//RegularExpressionValidator3.Enabled = false;
//RegularExpressionValidator2.Enabled = false;
CallMyProcedure("D");
BindGrid();
}
protected void btnupdate_Click(object sender, EventArgs e)
{
CallMyProcedure("U");
BindGrid();
}
protected void GridView1_SelectedIndexChanged(object sender, EventArgs e)
{
////txtempid.Text = GridView1.SelectedRow.Cells[1].Text;
//txtempname.Text = GridView1.SelectedRow.Cells[1].Text;
//txtsalary.Text = GridView1.SelectedRow.Cells[2].Text;
//txtaddress.Text = GridView1.SelectedRow.Cells[3].Text;
//drplstdname.SelectedItem.Text = GridView1.SelectedRow.Cells[4].Text;
}
protected void GridView1_RowCommand(object sender, GridViewCommandEventArgs e)
{
if (e.CommandName == "Show")
{
GridViewRow row = (GridViewRow)((LinkButton)e.CommandSource).NamingContainer;
hdnempid.Value = ((HiddenField)row.Cells[0].FindControl("hdnid")).Value;
txtempname.Text = ((LinkButton)row.Cells[0].FindControl("LinkButton1")).Text;
txtsalary.Text = row.Cells[1].Text;
txtaddress.Text = row.Cells[2].Text;
drplstdname.SelectedItem.Text = row.Cells[3].Text;
}
}
}这篇关于任何人都可以给我一个如何在Asp.net中使用隐藏字段的简单解决方案的文章就介绍到这了，希望我们推荐的答案对大家有所帮助，也希望大家多多支持IT屋！
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