删除前确认

protected void Page_Load(object sender, EventArgs e)
        {
            Button1.Attributes["OnClick"] = "if(confirm('是否确定要删除选中的记录？')==true){return true;}else{return false;}";
        }

 

        protected void FileList_ItemCommand(object source, RepeaterCommandEventArgs e)
        {
            if (e.CommandName == "add")
            {
                string LabelNum = ((Label)e.Item.FindControl("Label1")).Text;
                this.jsdiv.InnerHtml = "<script>alert('" + LabelNum + "') ;</script>";
                return;
            }
        }

        protected void FileList_ItemDataBound(object sender, RepeaterItemEventArgs e)
        {
            if (e.Item.ItemType != ListItemType.Header && e.Item.ItemType != ListItemType.Footer)
            {
                LinkButton btn = (LinkButton)e.Item.FindControl("LinkButtonDel");

                {
                    btn.Attributes.Add("onclick ", "return   confirm( '确认要删除？ '); ");
                }
            }
        }