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update_sitemeta_cache ›

Since5.1.0
已弃用n/a
update_sitemeta_cache ( $site_ids )
参数:
  • (array) $site_ids List of site IDs.
    Required: Yes
返回:
  • (array|false) Returns false if there is nothing to update. Returns an array of metadata on success.
定义在:
文档:

Updates metadata cache for list of site IDs.

Performs SQL query to retrieve all metadata for the sites matching $site_ids and stores them in the cache. Subsequent calls to get_site_meta() will not need to query the database.



源码

function update_sitemeta_cache( $site_ids ) {
	// Ensure this filter is hooked in even if the function is called early.
	if ( ! has_filter( 'update_blog_metadata_cache', 'wp_check_site_meta_support_prefilter' ) ) {
		add_filter( 'update_blog_metadata_cache', 'wp_check_site_meta_support_prefilter' );
	}
	return update_meta_cache( 'blog', $site_ids );
}