You are here: : Homepage > Best practices > Sheet No187
The server returns an indication of the main content language.
The objectives of this best practice have not been drafted yet
The HTTP header Content-Language is set according to the main language of the document in the form Content-Language: en.
The syntax used is defined by the standard RFC3066 in the form:
The W3C covers this question in the tutorial :Specifying the language of content.