Official Google Webmaster Central Blog [EN]: More options to help websites preview their content on Google Search
Google’s pissing over HTML again, but for once, it’s not by making up
A new way to help limit which part of a page is eligible to be shown as a snippet is the “
data-nosnippet” HTML attribute on
This is a direct contradiction of how
data-* attributes are intended to be used:
…these attributes are intended for use by the site’s own scripts, and are not a generic extension mechanism for publicly-usable metadata.