How do I HTML-/ URL-Encode a std::wstring containing Unicode characters?

Question

I have another question yet. If I had a std::wstring looking like this:

ドイツ語で検索していてこちらのサイトにたどり着きました。

How could I possibly get it

Answer 1

First, convert to UTF-8. Then, normal URL/HTML encode would do the right thing.