React, i18next and html attr lang

Question

I use React+i18next and have two languages on my website.

How to make change HTML 'lang' attribute on my page?

I use i18next-browser-languagedetector but lang attr does not change

user_14372820 · Answer

I solved this question.

I added this in my App.js file:

document.documentElement.lang = i18n.language;