How to add alert Javascript coding for Gridview using asp.net

How to add alert Javascript coding for Gridview using asp.net

Sometimes we need to confirm from the client side, whether to proceed for deletion operation or not? We can use this code snippet to add that alert box to the user.

Declarations:
none


CODE:
Protected Sub gvcat_RowDataBound(ByVal sender As Object, ByVal e As System.Web.UI.WebControls.GridViewRowEventArgs) Handles gvcat.RowDataBound

' This block of code is used to confirm the deletion of current record.
If e.Row.RowType = DataControlRowType.DataRow Then
Dim l As Object
' e.Row.Controls(4) is Delete button.
l = e.Row.Controls(4)
l.Attributes.Add("onclick", "javascript:return confirm('Are you sure to delete?')")
End If
End Sub