WordPress at a glance
function is not described

WP_REST_Blocks_Controller::get_item_schema() public WP 5.0.0

Retrieves the block's schema, conforming to JSON Schema.

{} It's a method of the class: WP_REST_Blocks_Controller{}

No Hooks.

Return

Array. Item schema data.

Usage

$WP_REST_Blocks_Controller = new WP_REST_Blocks_Controller();
$WP_REST_Blocks_Controller->get_item_schema();

Changelog

Since 5.0.0 Introduced.

Code of WP_REST_Blocks_Controller::get_item_schema() WP 5.5.2

<?php
public function get_item_schema() {
	// Do not cache this schema because all properties are derived from parent controller.
	$schema = parent::get_item_schema();

	/*
	 * Allow all contexts to access `title.raw` and `content.raw`. Clients always
	 * need the raw markup of a reusable block to do anything useful, e.g. parse
	 * it or display it in an editor.
	 */
	$schema['properties']['title']['properties']['raw']['context']   = array( 'view', 'edit' );
	$schema['properties']['content']['properties']['raw']['context'] = array( 'view', 'edit' );

	/*
	 * Remove `title.rendered` and `content.rendered` from the schema. It doesn’t
	 * make sense for a reusable block to have rendered content on its own, since
	 * rendering a block requires it to be inside a post or a page.
	 */
	unset( $schema['properties']['title']['properties']['rendered'] );
	unset( $schema['properties']['content']['properties']['rendered'] );

	return $schema;
}