How to find TextBox, DropDownList or other controls in Gridview in asp.net

Introduction: In previous articles i explained How to find TextBox, DropDownList or other controls in Gridview ‘s RowDataBound event of in asp.net .While working on website we sometimes require to find TextBox, DropDownList or other controls placed inside GridView so that we can get their value and update if needed.In this article i have tried to explain how to  find TextBox, DropDownList or other controls in GridView in asp.net

Suppose you have a GridView grdEmp  and you want to find a control e.g TextBox or DropDownList placed inside the GridView on RowUpdating event then here is the code:

<asp:GridView ID="grdEmp" runat="server" >

</GridView>

C#.Net Code to find TextBox, DropDownList or other controls in Gridview in asp.net

protected void grdEmp_RowUpdating(object sender, GridViewUpdateEventArgs e)

    {

        DropDownList ddlDept = (DropDownList)grdEmp.Rows[e.RowIndex].FindControl("ddlGrdDept");

        TextBox txtcity = (TextBox)grdEmp.Rows[e.RowIndex].FindControl("txtCity");

    }

VB.Net Code to find TextBox, DropDownList or other controls in Gridview in asp.net
Protected Sub grdEmp_RowUpdating(sender As Object, e As GridViewUpdateEventArgs)

                    Dim ddlDept As DropDownList = DirectCast(grdEmp.Rows(e.RowIndex).FindControl("ddlGrdDept"), DropDownList) 

                    Dim txtcity As TextBox = DirectCast(grdEmp.Rows(e.RowIndex).FindControl("txtCity"), TextBox)

End Sub

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