wp_robots_noindex_search( array $robots )

Adds noindex to the robots meta tag if a search is being performed.

Description

If a search is being performed then noindex will be output to tell web robots not to index the page content. Add this to the ‘wp_robots’ filter.

Typical usage is as a ‘wp_robots’ callback:

add_filter( 'wp_robots', 'wp_robots_noindex_search' );

See also

Parameters

$robots

(array) (Required) Associative array of robots directives.

Return

(array) Filtered robots directives.

Source

File: wp-includes/robots-template.php 

function wp_robots_noindex_search( array $robots ) {
	if ( is_search() ) {
		return wp_robots_no_robots( $robots );
	}

	return $robots;
}

Uses

Uses Description
wp-includes/robots-template.php: wp_robots_no_robots()

Adds noindex to the robots meta tag.
wp-includes/query.php: is_search()

Determines whether the query is for a search.

Changelog

Version Description
5.7.0 Introduced.

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Licensed under the GNU GPLv2+ License.
https://developer.wordpress.org/reference/functions/wp_robots_noindex_search