| current_user_can_for_site | Returns whether the current user has the specified capability for a given site. | wp-includes/capabilities.php |
| extract_serialized_parent_block | Accepts the serialized markup of a block and its inner blocks, and returns serialized markup of the wrapper block. | wp-includes/blocks.php |
| get_user | Retrieves user info by user ID. | wp-includes/user.php |
| has_translation | Returns a boolean to indicate whether a translation exists for a given string with optional text domain and locale. | wp-includes/l10n.php |
| register_block_template | Register a block template. | wp-includes/block-template.php |
| unregister_block_template | Unregister a block template. | wp-includes/block-template.php |
| user_can_for_site | Returns whether a particular user has the specified capability for a given site. | wp-includes/capabilities.php |
| wp_check_comment_data | Checks whether comment data passes internal checks or has disallowed content. | wp-includes/comment.php |
| wp_default_script_modules | Registers all the default WordPress Script Modules. | wp-includes/script-modules.php |
| wp_get_image_editor_output_format | Determines the output format for the image editor. | wp-includes/media.php |
| wp_get_wp_version | Returns the current WordPress version. | wp-includes/functions.php |
| wp_img_tag_add_auto_sizes | Adds 'auto' to the sizes attribute to the image, if the image is lazy loaded and does not already include it. | wp-includes/media.php |
| wp_interactivity_get_element | Returns an array representation of the current element being processed. | wp-includes/interactivity-api/interactivity-api.php |
| wp_is_heic_image_mime_type | Checks if a mime type is for a HEIC/HEIF image. | wp-includes/functions.php |
| wp_print_font_faces_from_style_variations | Generates and prints font-face styles defined the the theme style variations. | wp-includes/fonts.php |
| wp_register_block_metadata_collection | Registers a block metadata collection. | wp-includes/blocks.php |
| wp_register_core_block_metadata_collection | Registers the core block metadata collection. | wp-includes/blocks/index.php |
| wp_sizes_attribute_includes_valid_auto | Checks whether the given 'sizes' attribute includes the 'auto' keyword as the first item in the list. | wp-includes/media.php |