asp.net mvc How to add placeholder for html.dropdownlist

Question

I\'m using asp.net mvc 3.

I have this dropdownlist of countries and I want to add a placeholder for it. Here\'s my code:

@Html.DropDownList(\"country         


        

Answer 1

Try this:

@Html.DropDownList("MetadataId", (MultiSelectList)ViewData["category"], "All Categories",
    new { @class = "chk_dropdown d-none", @id = "categories", multiple = "multiple" })