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PHP

Noindex Search Result Pages

Asks search engines not to index your internal search result pages, which are thin, endless and a favorite target for spam links.

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Code

add_filter( 'wp_robots', function ( $robots ) {
    if ( is_search() ) {
        $robots['noindex'] = true;
        $robots['follow']  = true;
    }

    return $robots;
} );

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