wp-admin/includes/class-wp-ms-themes-list-table.php:77Gets the list of CSS classes for the table tag.
string[] protected function get_table_classes() { // @todo Remove and add CSS for .themes. return array( 'widefat', 'plugins' ); }One change between 6.7.7 and 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
array to string[].verified against sourcesrc/wp-admin/includes/class-wp-ms-themes-list-table.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.