how to add linkbutton in gridview dynamically,gridview

Sandeep Kumar

I am binding dynammic gridview and in which i need one column in which linkbutton created dynamically in row data bound,but when i am click button gridview is being disappear.How to solve it please give me proper solutions.

i am creating Dynammic link button on raw databound..


    
    

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using System;
using System.Collections.Generic;
using System.Configuration;
using System.Data;
using System.Data.OleDb;
using System.Data.SqlClient;
using System.IO;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;

public partial class Laboratory_ResultUploadation : System.Web.UI.Page
{
    String strConn = ConfigurationManager.ConnectionStrings["ConOrms"].ConnectionString;
    String strConnString = ConfigurationManager.ConnectionStrings["xlsConstr"].ConnectionString;
    String strConnStringXlsx = ConfigurationManager.ConnectionStrings["xlsxConstr"].ConnectionString;
    private static string _BranchId;
    private static string _YearID;
    private static string _Year;
    public static string BranchId { get { return _BranchId; } set { _BranchId = value; } }
    public static string YearID { get { return _YearID; } set { _YearID = value; } }
    public static string Year { get { return _Year; } set { _Year = value; } }
    DataTable dt = new DataTable();
    protected void Page_Load(object sender, EventArgs e)
    {
     
        if (!IsPostBack)
        {
            //grdResult.DataBind();
            BindDropDown();
            GetUserByBranchID();
           // BindTesult(dt);
            //if (SessionManager.Instance.BranchId != null)
            //{
            //    ddlBranch.SelectedValue = SessionManager.Instance.BranchId;
            //    if (SessionManager.Instance.RoleId != "6")
            //    {
            //        ddlBranch.Enabled = false;
            //    }
            //    else
            //    {
            //        ddlBranch.Enabled = true;
            //    }
            //}
        } 
    }

    protected void btnUpload_Click(object sender, EventArgs e)
    {
        if (ddlBranch.SelectedValue != "" && txtTRFNo.Text != "")
        {
            string FilesPath = string.Empty;
            if (fuupload.HasFile)
            {
                try
                {
                    string Extension = Path.GetExtension(fuupload.PostedFile.FileName);
                    if (Extension == ".xls" || Extension == ".xlsx")
                    {
                        FilesPath = Server.MapPath("~/DataExcel/") + Path.GetFileName(fuupload.PostedFile.FileName);
                        if (File.Exists(FilesPath))
                        {
                            File.Delete(FilesPath);
                            fuupload.SaveAs(FilesPath);
                        }
                        else
                        {
                            fuupload.SaveAs(FilesPath);
                        }
                        //     GetExcelColumn(FilesPath);
                        Unpivot(FilesPath);
                        //   grdResult.DataSource = null;
                        //  grdResult.DataBind();
                    }
                }
                catch (Exception ex)
                {
                    lblmsg.Text = "Internal Error. !!! Please try later.!";
                    lblmsg.Style.Add("color", "Red");
                }
            }
            else
            {
                lblmsg.Text = "There is no file to upload !!";
                lblmsg.Style.Add("color", "Red");
            }
        }
        else
        {
            lblmsg.Text = "Please Select Branch and Trf No";
            lblmsg.ForeColor = System.Drawing.Color.Red;
        }

    }
    #region Autocomplete

    [System.Web.Script.Services.ScriptMethod()]
    [System.Web.Services.WebMethod]
    public static List SearchTRF(string prefixText, int count)
    {
        //  int LabId = BranchId;
        List Trflist = new List();
        string Item = string.Empty;
        try
        {
            using (SqlConnection con = new SqlConnection(ConfigurationManager.ConnectionStrings["ConOrms"].ConnectionString))
            {
                using (SqlCommand cmd = new SqlCommand())
                {
                    cmd.CommandType = CommandType.StoredProcedure;
                    cmd.CommandText = "Sp_GetTrfNo";
                    cmd.Parameters.Add("@BranchId", SqlDbType.Int).Value = int.Parse(Laboratory_ResultUploadation._BranchId);
                    cmd.Parameters.Add("@SearchText", SqlDbType.NVarChar).Value = prefixText;
                    cmd.Parameters.Add("@YearID", SqlDbType.Int).Value = int.Parse(Laboratory_ResultUploadation._YearID);
                    cmd.Parameters.Add("@Year", SqlDbType.NVarChar).Value = Laboratory_ResultUploadation._Year;
                    cmd.Connection = con;
                    con.Open();

                    SqlDataReader dr = cmd.ExecuteReader();
                    while (dr.Read())
                    {
                        Trflist.Add(dr["TRFNo"].ToString());
                    }

                    con.Close();
                }
            }
        }
        catch (Exception ex)
        {
        }
        return Trflist;
    }
    #endregion
    private void BindDropDown()
    {
        try
        {
            MasterEntry.BindDropDownEx(ddlBranch, DBProcedure.GetAllBranch, "BranchName", "BranchId", "Select Branch");
            MasterEntry.BindDropDownEx(ddlYear, DBProcedure.GetAllYear, "Year", "YearID", "Select Year");
        }
        catch (Exception ex)
        {

        }
    }

    public string GetVirtualPath(string physicalPath)
    {
        if (!physicalPath.StartsWith(HttpContext.Current.Request.PhysicalApplicationPath))
        {
            throw new InvalidOperationException("Physical path is not within the application root");
        }

        return "~/" + physicalPath.Substring(HttpContext.Current.Request.PhysicalApplicationPath.Length)
              .Replace("\\", "/");
    }

    #region Excel Upload
    //private void GetExcelColumn(string strPath)
    //{
    //    OleDbConnection connection = new OleDbConnection();
    //    try
    //    {
    //        string ConnectionString = string.Empty;
    //        string DocumentSavePath = string.Empty;
    //        string FileExtnsion = "." + strPath.Split('.').Last();
    //        DocumentSavePath = GetVirtualPath(strPath);
    //        if (FileExtnsion.ToUpper().ToString() == ".XLS")
    //        {
    //            ConnectionString = strConnString;
    //        }
    //        else if (FileExtnsion.ToUpper().ToString() == ".XLSX")
    //        {
    //            ConnectionString = strConnStringXlsx;
    //        }
    //        ConnectionString = string.Format(ConnectionString, HttpContext.Current.Server.MapPath(DocumentSavePath));
    //        DataTable dtExcel = new DataTable();
    //        if (dtExcel.Columns.Count == 0)
    //        {
    //            dtExcel.Columns.Add("UnitName", typeof(System.String));
    //        }
    //        connection = new OleDbConnection(ConnectionString);
    //        if (connection.State == ConnectionState.Closed)
    //            connection.Open();
    //        OleDbCommand objCmdSelect = new OleDbCommand();
    //        DataTable DtTemp = new DataTable();
    //        DataTable dbSchema = connection.GetOleDbSchemaTable(OleDbSchemaGuid.Tables, null);
    //        if (dbSchema == null || dbSchema.Rows.Count < 1)
    //        {
    //            throw new Exception("Error: Could not determine the name of the first worksheet.");
    //        }
    //        string firstSheetName = "";
    //        if (FileExtnsion.ToUpper().ToString() == ".XLS" || FileExtnsion.ToUpper().ToString() == ".XLSX")
    //        {
    //            foreach (DataRow dr in dbSchema.Rows)
    //            {
    //                firstSheetName = dr["TABLE_NAME"].ToString();
    //                if (firstSheetName[firstSheetName.Length - 1] != '$')
    //                {
    //                    firstSheetName = firstSheetName + "$";
    //                }
    //                break;
    //            }
    //        }
    //        else
    //        {
    //            firstSheetName = dbSchema.Rows[0]["TABLE_NAME"].ToString();
    //        }
    //        DataTable Dt = new DataTable();
    //        objCmdSelect = new OleDbCommand("SELECT * FROM [" + firstSheetName + "]", connection);
    //        OleDbDataAdapter objAdapter = new OleDbDataAdapter(objCmdSelect);
    //        objAdapter.Fill(Dt);
    //        int TotalCount = 0;
    //        if (Dt.Columns.Count >= 0)
    //        {
    //            foreach (DataRow dr in Dt.Rows)
    //            {
    //                DataRow drExcel = dtExcel.NewRow();
    //                if (dr[1].ToString().Trim() != string.Empty)
    //                {
    //                    drExcel["UnitName"] = dr[1].ToString().Trim();
    //                    dtExcel.Rows.Add(drExcel);
    //                    TotalCount++;
    //                }

    //            }
    //        }
    //        if (dtExcel.Rows.Count > 0)
    //        {
    //            try
    //            {
    //                using (SqlConnection con = new SqlConnection(strConn))
    //                {
    //                    using (SqlCommand cmd = new SqlCommand())
    //                    {
    //                        cmd.CommandType = CommandType.StoredProcedure;
    //                        cmd.CommandText = "InsertUnitFromExcel";
    //                        cmd.Parameters.Add("@TypeTabl", SqlDbType.Structured).Value = dtExcel;
    //                        cmd.Parameters.Add("@retval", SqlDbType.Int).Value = 0;
    //                        cmd.Parameters["@retval"].Direction = ParameterDirection.InputOutput;
    //                        cmd.Parameters.Add("@Count", SqlDbType.Int).Value = 0;
    //                        cmd.Parameters["@Count"].Direction = ParameterDirection.InputOutput;
    //                        cmd.Connection = con;
    //                        con.Open();
    //                        cmd.ExecuteNonQuery();
    //                        if (cmd.Parameters["@retval"].Value.ToString() == "1")
    //                        {
    //                      //      getData(Convert.ToInt32(ViewState["PageNumDraft"]));
    //                            int Icount = Convert.ToInt16(cmd.Parameters["@Count"].Value.ToString());
    //                            int RestUnit = Convert.ToInt16(TotalCount - Icount);
    //                            lblmsg.ForeColor = System.Drawing.Color.Green;
    //                        ////    lblmsg.Text = "successfully Saved   " + "(" + Icount + "/" + TotalCount + ")";
    //                            //lblrestcountmsg.Visible = true;
    //                            if (RestUnit > 1)
    //                            {
    //                             //   lblrestcountmsg.Text = " Rest  " + RestUnit + "  Units are duplicate";
    //                              //  lblrestcountmsg.Style.Add("color", "red");
    //                            }
    //                            else if (RestUnit == 1)
    //                            {
    //                             //   lblrestcountmsg.Text = " Rest  " + RestUnit + "  Unit is duplicate";
    //                             //   lblrestcountmsg.Style.Add("color", "red");
    //                            }
    //                            else
    //                            {
    //                            //    lblrestcountmsg.Text = " No One Unit is duplicate";
    //                             //   lblrestcountmsg.Style.Add("color", "green");
    //                            }
    //                        }
    //                    }
    //                }
    //            }
    //            catch (Exception ex)
    //            {
    //                lblmsg.ForeColor = System.Drawing.Color.Red;
    //                lblmsg.Text = "Error: Message :" + ex.Message;
    //            }
    //        }
    //        else
    //        {
    //            lblmsg.ForeColor = System.Drawing.Color.Red;
    //            lblmsg.Text = "There is no rows found in this Excel sheet !! ";
    //        }
    //    }
    //    catch (Exception ex)
    //    {
    //        lblmsg.ForeColor = System.Drawing.Color.Red;
    //        lblmsg.Text = "Upload status: The file could not be uploaded. The following error occured: " + ex.Message;
    //    }
    //    finally
    //    {
    //        if (connection.State == ConnectionState.Open)
    //            connection.Close();
    //    }
    //}
    #endregion


    #region  UNPIVOT
    private void Unpivot(string strPath)
    {
        OleDbConnection connection = new OleDbConnection();
        try
        {
            string ConnectionString = string.Empty;
            string DocumentSavePath = string.Empty;
            string FileExtnsion = "." + strPath.Split('.').Last();
            DocumentSavePath = GetVirtualPath(strPath);
            if (FileExtnsion.ToUpper().ToString() == ".XLS")
            {
                ConnectionString = strConnString;
            }
            else if (FileExtnsion.ToUpper().ToString() == ".XLSX")
            {
                ConnectionString = strConnStringXlsx;
            }
            ConnectionString = string.Format(ConnectionString, HttpContext.Current.Server.MapPath(DocumentSavePath));
            connection = new OleDbConnection(ConnectionString);
            if (connection.State == ConnectionState.Closed)
                connection.Open();
            OleDbCommand objCmdSelect = new OleDbCommand();
            DataTable DtTemp = new DataTable();
            DataTable dbSchema = connection.GetOleDbSchemaTable(OleDbSchemaGuid.Tables, null);
            if (dbSchema == null || dbSchema.Rows.Count < 1)
            {
                throw new Exception("Error: Could not determine the name of the first worksheet.");
            }
            string firstSheetName = "";
            if (FileExtnsion.ToUpper().ToString() == ".XLS" || FileExtnsion.ToUpper().ToString() == ".XLSX")
            {
                foreach (DataRow dr in dbSchema.Rows)
                {
                    firstSheetName = dr["TABLE_NAME"].ToString();
                    if (firstSheetName[firstSheetName.Length - 1] != '$')
                    {
                        firstSheetName = firstSheetName + "$";
                    }
                    break;
                }
            }
            else
            {
                firstSheetName = dbSchema.Rows[0]["TABLE_NAME"].ToString();
            }
            DataTable Dt = new DataTable();
            objCmdSelect = new OleDbCommand("SELECT * FROM [" + firstSheetName + "]", connection);
            OleDbDataAdapter objAdapter = new OleDbDataAdapter(objCmdSelect);
            DataTable dtExcel = new DataTable();
            DataTable dtClone = new DataTable();
            if (dtExcel.Columns.Count == 0)
            {
                dtExcel.Columns.Add("LabID", typeof(System.String));
                dtExcel.Columns.Add("TRFID", typeof(System.String));
                dtExcel.Columns.Add("SampleCode", typeof(System.String));
                dtExcel.Columns.Add("Parameter", typeof(System.String));
                dtExcel.Columns.Add("Unit", typeof(System.String));
                dtExcel.Columns.Add("Chemist", typeof(System.String));
                dtExcel.Columns.Add("Result", typeof(System.String));
            }
            objAdapter.Fill(Dt);


            if (Dt.Columns.Count >= 0)
            {
                string[] columnNames = Dt.Columns.Cast()
                                      .Select(x => x.ColumnName)
                                      .ToArray();

                for (int i = 2; i < Dt.Rows.Count; i++)
                {
                    for (int j = 0; j < Dt.Columns.Count; j++)
                    {
                        DataRow drExcel = dtExcel.NewRow();
                        drExcel["LabID"] = ddlBranch.SelectedValue.ToString();
                        drExcel["TRFID"] = txtTRFNo.Text.Trim();
                        drExcel["SampleCode"] = Dt.Rows[i]["Lab Code"].ToString().Trim();
                        drExcel["Parameter"] = Dt.Columns[j].ColumnName.ToString().Trim();
                        drExcel["Unit"] = Dt.Rows[0][Dt.Columns[j].ColumnName].ToString().Trim();
                        drExcel["Chemist"] = Dt.Rows[1][Dt.Columns[j].ColumnName].ToString().Trim();
                        drExcel["Result"] = Dt.Rows[i][Dt.Columns[j].ColumnName].ToString().Trim();
                        dtExcel.Rows.Add(drExcel);
                    }
                }

                dtExcel = dtExcel.AsEnumerable()
                             .Where(r => r.Field("Parameter") != "Lab Code")
                             .CopyToDataTable();
                dt = dtExcel;
              
                BindTesult(dt);
                
                //if (dtExcel.Rows.Count > 0)
                //{
                //    try
                //    {
                //        using (SqlConnection con = new SqlConnection(strConn))
                //        {
                //            dt = new DataTable();
                //            using (SqlCommand cmd = new SqlCommand("SP_TestResult_upload_validation", con))
                //            {
                //                cmd.CommandType = CommandType.StoredProcedure;
                //                cmd.Parameters.Add("@par", SqlDbType.Structured).Value = dtExcel;
                //                cmd.Parameters.Add("@ReturnVal", SqlDbType.NVarChar, 200).Value = "";
                //                cmd.Parameters["@ReturnVal"].Direction = ParameterDirection.InputOutput;
                //                cmd.CommandTimeout = 0;
                //                SqlDataAdapter adp = new SqlDataAdapter(cmd);
                //                adp.Fill(dt);
                //                if (dt.Columns.Contains("ID"))
                //                    dt.Columns.Remove("ID");
                //                BindTesult(dtExcel);
                //                lblmsg.ForeColor = System.Drawing.Color.Red;
                //                lblmsg.Text = cmd.Parameters["@ReturnVal"].Value.ToString();
                //            }
                //        }
                //    }
                //    catch (Exception ex)
                //    {
                //        lblmsg.ForeColor = System.Drawing.Color.Red;
                //        lblmsg.Text = "Error: Message :" + ex.Message;
                //    }
                //}
            }
            else
            {
                lblmsg.ForeColor = System.Drawing.Color.Red;
                lblmsg.Text = "There is no rows found in this Excel sheet !! ";
            }
        }
        catch (Exception ex)
        {
            lblmsg.ForeColor = System.Drawing.Color.Red;
            lblmsg.Text = "Upload status: The file could not be uploaded. The following error occured: " + ex.Message;
        }
        finally
        {
            if (connection.State == ConnectionState.Open)
                connection.Close();
        }
    }
    #endregion


    protected void ddlBranch_SelectedIndexChanged(object sender, EventArgs e)
    {
        txtTRFNo.Text = string.Empty;
        Laboratory_ResultUploadation.BranchId = ddlBranch.SelectedValue;
    }
    private void BindTesult(DataTable dtreport)
    {

        if (dtreport.Rows.Count > 0)
        { 
            grdResult.DataSource = dtreport;
            grdResult.DataBind();
        }
        else
        {
            grdResult.DataSource = null;
            grdResult.DataBind();
        }
    }

    private void GetUserByBranchID()
    {
        DataTable dtUser = MasterEntry.GetUserByBranchID(Convert.ToInt32(SessionManager.Instance.BranchId), Convert.ToInt16(SessionManager.Instance.RoleId));
        ddlReceivedby.DataSource = dtUser;
        ddlReceivedby.DataTextField = "Name";
        ddlReceivedby.DataValueField = "UserId";
        ddlReceivedby.DataBind();
        ddlReceivedby.Items.Insert(0, new ListItem("-- Select Received By --", "0"));


        ddlAlotter.DataSource = dtUser;
        ddlAlotter.DataTextField = "Name";
        ddlAlotter.DataValueField = "UserId";
        ddlAlotter.DataBind();
        ddlAlotter.Items.Insert(0, new ListItem("-- Select Alotter --", "0"));

    }


    protected void txtTRFNo_TextChanged(object sender, EventArgs e)
    {
        if (txtTRFNo.Text != string.Empty)
        {
            try
            {
                string[] FindValue = txtTRFNo.Text.Trim().Split(';');
                if (FindValue.Length >= 2)
                {

                    txtTRFNo.Text = FindValue[0].ToString();
                    BindAllSampleCode(FindValue[0].ToString());
                }
                else
                {
                    txtTRFNo.Text = string.Empty;
                }
            }
            catch (Exception ex)
            {

            }
        }
    }

    protected void ddlYear_SelectedIndexChanged(object sender, EventArgs e)
    {
        txtTRFNo.Text = string.Empty;
        Laboratory_ResultUploadation.YearID = ddlYear.SelectedValue;
        Laboratory_ResultUploadation.Year = Convert.ToString(ddlYear.SelectedItem);
    }

    private void BindAllSampleCode(string TrfNo)
    {
        DataTable dtsampleCode = new DataTable();
        dtsampleCode = MasterEntry.GetAllSampleCode(TrfNo);
        if (dtsampleCode.Rows.Count > 0)
        {
            txtSamplesCodeAre.Text = Convert.ToString(dtsampleCode.Rows[0]["AllSampleCode"].ToString());
        }
        else
        {
            txtSamplesCodeAre.Text = string.Empty;
        }

    }

    protected void grdResult_RowDataBound(object sender, GridViewRowEventArgs e)
    {
       
        if (e.Row.RowType == DataControlRowType.DataRow)
        {
            int J = e.Row.RowIndex + 1;
            for (int i = 0; i < dt.Columns.Count; i++)
            {
                ImageButton imgbtn = new ImageButton();
                Label lbl = new Label();
                HiddenField hdnRemarks = new HiddenField();
                if (i == (dt.Columns.Count - 1) && J > 2)
                {
         
                    lnkView.ID = "lnkView";
                    lnkView.Text = "View";
                    lnkView.Attributes.Add("runat", "server");
                    lnkView.Click += ViewDetails;
                    lnkView.CommandArgument = dt.Rows[J - 1][dt.Columns[i].ColumnName.ToString()].ToString();
                    e.Row.Cells[i].Controls.Add(lnkView);
                }
                else
                {
                    lbl.ID = "lbl" + i;
                    e.Row.Cells[i].Controls.Add(lbl);
                    lbl.Text = dt.Rows[J - 1][dt.Columns[i].ColumnName.ToString()].ToString();
                }
            }
        }
    }
    protected void ViewDetails(object sender, EventArgs e)
    {
        LinkButton lnkView = (sender as LinkButton);
        GridViewRow row = (lnkView.NamingContainer as GridViewRow);
        string id = lnkView.CommandArgument;
        string name = row.Cells[0].Text;
        string country = (row.FindControl("txtCountry") as TextBox).Text;
        ClientScript.RegisterStartupScript(this.GetType(), "alert", "alert('Id: " + id + " Name: " + name + " Country: " + country + "')", true);
    }
    //protected void Page_Init(object sender, EventArgs e)
    //{
    //    grdResult.DataBind();
    //}

    protected void grdResult_RowCreated(object sender, GridViewRowEventArgs e)
    {
        if (e.Row.RowType == DataControlRowType.DataRow)
        {
            //int J = e.Row.RowIndex + 1;
            //for (int i = 1; i < e.Row.Cells.Count; i++)
            //{
            //    ImageButton imgbtn = new ImageButton();
            //    Label lbl = new Label();
            //    HiddenField hdnRemarks = new HiddenField();
            //    if (i == e.Row.Cells.Count && i > 2)
            //    {


            //        //imgbtn.ID = "imgbtn" + i;
            //        //imgbtn.CommandName = "viewremarks";
            //        ////  imgbtn.Command += LinkButton_Command;
            //        //imgbtn.CommandArgument = "1";
            //        //e.Row.Cells[i].Controls.Add(imgbtn);
            //        //imgbtn.Height = 15;
            //        //imgbtn.Width = 15;
            //        //imgbtn.ImageUrl = "~/App_Themes/Images/magnifier-1.png";

            //        //hdnRemarks.ID = "hdnRemarks" + i;
            //        //e.Row.Cells[i].Controls.Add(hdnRemarks);
            //    }
            //    else
            //    { 
            //        lbl.ID = "lbl" + i;
            //        e.Row.Cells[i].Controls.Add(lbl);
            //        lbl.Text = Convert.ToString(J);
            //    }
            //}
        }
    }
    protected void LinkButton_Command(object sender, CommandEventArgs e)
    {
        if (e.CommandName == "viewremarks")
        {

        }
    }
    protected void grdResult_RowCommand(object sender, GridViewCommandEventArgs e)
    {
        if (e.CommandName == "viewremarks")
        {
          //  GridViewRow row = (GridViewRow)((ImageButton)e.CommandSource).NamingContainer;
        }
    }

    protected void imgBtnClose_Click(object sender, ImageClickEventArgs e)
    {

    }
}

2 Replies

Know the answer? Post it — somebody with the same question will find it here.

Sandeep Kumar4y ago
coulmn name is coming from datatable .means dyanimacally binding
linkbutton geneating in rowdata bound .
please look code in rowdatabound carefully.

---------------------CS page----------------------------------------
protected void grdResult_RowDataBound(object sender, GridViewRowEventArgs e)
{
if (e.Row.RowType == DataControlRowType.DataRow)
{
int J = e.Row.RowIndex + 1;
for (int i = 0; i < dt.Columns.Count; i++)
{
ImageButton imgbtn = new ImageButton();
Label lbl = new Label();
HiddenField hdnRemarks = new HiddenField();
if (i == (dt.Columns.Count - 1) && J > 2)
{
imgbtn.ID = "imgbtn" + i;
imgbtn.CommandName = "viewremarks";
imgbtn.Command += LinkButton_Command;
e.Row.Cells[i].Controls.Add(imgbtn);
imgbtn.Height = 15;
imgbtn.Width = 15;
imgbtn.ImageUrl = "~/App_Themes/Images/magnifier-1.png";
hdnRemarks.ID = "hdnRemarks" + i;
hdnRemarks.Value = dt.Rows[J - 1][dt.Columns[i].ColumnName.ToString()].ToString();
e.Row.Cells[i].Controls.Add(hdnRemarks);
}
else
{
lbl.ID = "lbl" + i;
e.Row.Cells[i].Controls.Add(lbl);
lbl.Text = dt.Rows[J - 1][dt.Columns[i].ColumnName.ToString()].ToString();
}
}
}
}

protected void LinkButton_Command(object sender, CommandEventArgs e)
{
if (e.CommandName == "viewremarks")
{
}
}
Imtiyaz Ansari4y ago
Hi @sandeep

Try with the below reference link:-

https://www.aspsnippets.com/Articles/Get-GridView-Cell-value-on-LinkButton-Click-in-ASPNet-using-C-and-VBNet.aspx

https://www.dotnetbull.com/2013/05/how-to-handle-click-event-of-linkbutton.html

https://www.encodedna.com/2014/07/programmatically-add-linkbutton-to-gridview-aspdotnet.htm