WordPress at a glance
function is not described

wp_sensitive_page_meta() WP 5.0.0

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

Outputs a noindex,noarchive meta tag that tells web robots not to index or cache the page content. Outputs a referrer origin-when-cross-origin meta tag that tells the browser not to send the full url as a referrer to other sites when cross-origin assets are loaded.

Typical usage is as a wp_head callback. add_action( 'wp_head', 'wp_sensitive_page_meta' );

No Hooks.

Return

Nothing (null).

Usage

wp_sensitive_page_meta();

Code of wp sensitive page meta: wp-includes/general-template.php VER 5.0.3

<?php
function wp_sensitive_page_meta() {
	?>
	<meta name='robots' content='noindex,noarchive' />
	<meta name='referrer' content='strict-origin-when-cross-origin' />
	<?php
}