Tool for dropdown

I am creating tool for dropdownlist using

开发者_StackOverflow社区For each item as Listitem in Dropdown1.items
  item.attributes.add("title",item.text)
Next

How can convert this to linq ?

Thanks,

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DropDownList1.Items.OfType<ListItem>().ToList().ForEach(item => item.Attributes.Add("title", item.Text));