# wordpress-seo/18.2/src/deprecated/frontend/schema/class-schema-ids.php

Yoast SEO – Advanced SEO with real-time guidance and built-in AI, version 18.2. 71 lines.

- Page: https://pluginprobe.com/plugins/wordpress-seo/18.2/code/src/deprecated/frontend/schema/class-schema-ids.php
- Raw: https://pluginprobe.com/plugins/wordpress-seo/18.2/raw/src/deprecated/frontend/schema/class-schema-ids.php
- Modified: 2021-05-18T13:42:44+00:00

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```php
<?php
/**
 * WPSEO plugin file.
 *
 * @package WPSEO\Frontend\Schema
 */

/**
 * Constants used for @id variables.
 *
 * @since      10.2
 * @deprecated 14.0
 */
class WPSEO_Schema_IDs {

	/**
	 * Hash used for the Author `@id`.
	 */
	const AUTHOR_HASH = '#author';

	/**
	 * Hash used for the Author Logo's `@id`.
	 */
	const AUTHOR_LOGO_HASH = '#authorlogo';

	/**
	 * Hash used for the Breadcrumb's `@id`.
	 */
	const BREADCRUMB_HASH = '#breadcrumb';

	/**
	 * Hash used for the Person `@id`.
	 */
	const PERSON_HASH = '#/schema/person/';

	/**
	 * Hash used for the Article `@id`.
	 */
	const ARTICLE_HASH = '#article';

	/**
	 * Hash used for the Organization `@id`.
	 */
	const ORGANIZATION_HASH = '#organization';

	/**
	 * Hash used for the Organization `@id`.
	 */
	const ORGANIZATION_LOGO_HASH = '#logo';

	/**
	 * Hash used for the logo `@id`.
	 */
	const PERSON_LOGO_HASH = '#personlogo';

	/**
	 * Hash used for an Article's primary image `@id`.
	 */
	const PRIMARY_IMAGE_HASH = '#primaryimage';

	/**
	 * Hash used for the WebPage's `@id`.
	 */
	const WEBPAGE_HASH = '#webpage';

	/**
	 * Hash used for the Website's `@id`.
	 */
	const WEBSITE_HASH = '#website';
}

```