How can I use placeholder attribute with Html.EditorFor?

Question

I want to use the placeholder attribute in the Html.EditorFor so I did just like in the first answer: Html5 Placeholders with .NET MVC 3 Razor EditorFor extension?

But i

Answer 1

 @Html.EditorFor(model => model.members_ssn, new { htmlAttributes = new { @class = "form-control", placeholder = "Your Example Here" } })