wp_get_missing_image_subsizes()
Compare the existing image sub-sizes (as saved in the attachment meta) to the currently registered image sub-sizes, and return the difference.
WordPress 5.3.0 Hooks, Functions, Classes and Methods
Page 14
wp_get_original_image_path()
Retrieves the path to an uploaded image file.
wp_get_original_image_url()
Retrieve the URL to an original attachment image.
wp_get_registered_image_subsizes()
Returns a normalized list of all currently registered image sub-sizes.
wp_iframe()
Outputs the iframe to display the media upload page.
wp_insert_user()
Inserts a user into the database.
wp_json_encode()
Encode a variable into JSON, with some sanity checks.
wp_no_robots()
Display a noindex meta tag.
wp_register_sidebar_widget()
Register an instance of a widget.
wp_register_widget_control()
Registers widget control callback for customizing options.