Add Page number to the WordPress page title for SEO benefits
function my_blog_number_title($titletag) {
if( is_paged() ) {
global $wp_query;
$pagenum = $wp_query->query_vars['paged'];
$new_title = $titletag.' Page '.$pagenum;
$titletag = str_replace($titletag, $new_title ,$titletag);
return $titletag;
}
}
add_filter('wp_render_title_tag_filter','custom_wp_render_title_tag');