Is this code recognizable by google by Google? I mean, is the "DZ" code correct for SEO? I searched about this subject, but any precise answer.
<link rel="alternate" hreflang="fr-DZ" href="https://domain.dz/"/>
I'm using wpml for translation, and support told me that is not sur that "fr-DZ" are correct for SEO directive.
Any idea about this subject, which can help me? This code is very important for me, to target my audience.