- Priority is given to sending the user the version of the page corresponding to the language he or she has indicated in the preferences the user agent tool.
Use server-specific content negotiation, testing the accept-language HTTP header values.
For a website available in several languages (French and English, for example):
- Modify your browser options to choose your favourite language: select, for example, English as the preferred language;
- Type the main URL of the website in this same browser and check that the contents of the page are available in the favourite language. In our example, the English version should be automatically returned.
- Perform the same test by choosing another preferred language in the browser options.