Metadata
Metadata API Functions
Core functions for metadata CRUD operations and registration. Source: wp-includes/meta.php CRUD Functions add_metadata() Adds metadata for the specified object. add_metadata(...
Updated March 4, 2026
Metadata API Hooks
Actions and filters for the Metadata API. All hooks use dynamic names where {$meta_type} is replaced with the object type...
Updated March 4, 2026
Metadata API
Framework for storing and retrieving key-value metadata for WordPress objects. Since: 2.9.0 Source: wp-includes/meta.php, wp-includes/class-wp-metadata-lazyloader.php Components Component Description functions.md Core...
Updated March 4, 2026
WP_Metadata_Lazyloader
Lazy-loads object metadata for improved performance. Since: 4.5.0 Source: wp-includes/class-wp-metadata-lazyloader.php Description When loading many objects of a given type (e.g.,...
Updated March 4, 2026