do I need the <html lang="de-DE">
-tag for the Chrome translation? Or does Chrome also analyze the words used in the body-part to check in which language the page was written?
Or do I need to add the <html lang="de-DE">
-tags at divs at the site?
An what when I use more than one language?
The Chrome browser can identify the page language by looking at a number of factors:
So yes you need
<html lang="de-DE">
-tag.If you want to use multiple languages for some content u can use elements such as span or div around the content. Here is an example: