File: wp-includes/deprecated.php

Parses wp_template content and injects the active theme’s stylesheet as a theme attribute into each wp_template_part

Parses a block template and removes the theme attribute from each template part.

Gets the default value to use for a `loading` attribute on an element.

Allows multiple block styles.

Prints the skip-link script & styles.

Inject the block editor assets that need to be loaded into the editor’s iframe as an inline script.

Runs a remote HTTPS request to detect whether HTTPS supported, and stores potential errors.

Adds `loading` attribute to an `img` HTML tag.

Adds slashes to only string values in an array of values.

Adds slashes only if the provided value is a string.

Render inner blocks from the `core/columns` block for generating an excerpt.

Display a `noindex,noarchive` meta tag and referrer `strict-origin-when-cross-origin` meta tag.

Return the user request object for the specified request ID.

Gets the path to a translation file for loading a textdomain just in time.

Gets the path to a translation file in the languages directory for the current locale.

Filter the SQL clauses of an attachment query to include filenames.

Filters out `register_meta()` args based on an allowed list.

Queues comments for metadata lazy-loading.

Prints the CSS in the embed iframe header.

Filters ‘img’ elements in post content to add ‘srcset’ and ‘sizes’ attributes.

Prints the important emoji-related styles.

Ajax handler for creating new category from Press This.

Ajax handler for saving a post from Press This.