public void BindUserList() { DataTable dt = objUser.Get_Super_List(); string filter = "User_type ='OFFICE USER' "; if (txtUserListSearch.Text.Trim() != "") { filter += "and UserName like '%" + txtUserListSearch.Text + "%'"; } dt.DefaultView.RowFilter = filter; chkLstUser.DataSource = dt.DefaultView; chkLstUser.DataTextField = "UserName"; chkLstUser.DataValueField = "UserID"; chkLstUser.DataBind(); //MarknEnabelCheckBox(); }