Fires before sites are retrieved.
$queryWP_Site_Querywp-includes/class-wp-site-query.php:301WP_Site_Query::get_sites() * Fires before sites are retrieved. * * @since 4.6.0 * * @param WP_Site_Query $query Current instance of WP_Site_Query (passed by reference). */ do_action_ref_array( 'pre_get_sites', array( &$this ) ); // Reparse query vars, in case they were modified in a 'pre_get_sites' callback. $this->meta_query->parse_query_vars( $this->query_vars ); if ( ! empty( $this->meta_query->queries ) ) { $this->meta_query_clauses = $this->meta_query->get_sql( 'blog', $wpdb->blogs, 'blog_id', $this ); }Introduced in 4.6.0. Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.