register_post_meta()
Function: Registers a meta key for posts.
Source: wp-includes/post.php:2297
register_post_status()
Function: Registers a post status. Do not use before init.
Source: wp-includes/post.php:1034
register_post_type()
Function: Registers a post type.
Source: wp-includes/post.php:1424
register_rest_field()
Function: Registers a new field on an existing WordPress object type.
Source: wp-includes/rest-api.php:153
register_rest_route()
Function: Registers a REST API route.
Source: wp-includes/rest-api.php:34
register_setting()
Function: Registers a setting and its data.
Source: wp-includes/option.php:2417
register_sidebar()
Function: Builds the definition for a single sidebar and returns the ID.
Source: wp-includes/widgets.php:259
register_sidebar_widget()
Function: Register widget for sidebar with backward compatibility.
Source: wp-includes/deprecated.php:2122
register_sidebars()
Function: Creates multiple sidebars.
Source: wp-includes/widgets.php:166
register_taxonomy()
Function: Creates or modifies a taxonomy object.
Source: wp-includes/taxonomy.php:532