Function: Checks whether serialization of the current block’s spacing properties should occur.

Function: Renders the duotone filter SVG and returns the CSS filter property to reference the rendered SVG.

Function: Checks whether serialization of the current block’s border properties should occur.

Function: Checks whether serialization of the current block’s dimensions properties should occur.

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

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

Function: Adds slashes only if the provided value is a string.

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

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

Function: Return the user request object for the specified request ID.

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

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

Function: Ajax handler for creating new category from Press This.

Function: Ajax handler for saving a post from Press This.

Function: Adds an array of options to the list of allowed options.

Function: Removes a list of options from the allowed options list.

Function: Sort categories by name.

Function: Sort categories by ID.

Function: Start preview theme output buffer.

Function: Private function to modify the current template when previewing a theme

Function: Private function to modify the current stylesheet when previewing a theme

Function: Callback function for ob_start() to capture all links in the theme.

Function: Manipulates preview theme links in order to control and maintain location.