Yoast\WP\SEO\Builders

Indexable_Post_Builder::get_number_of_pages_for_post() │ protected │ Yoast 1.0

Gets the number of pages for a post.

Метод класса: Indexable_Post_Builder{}

Хуков нет.

Возвращает

int|null. The number of pages or null if the post isn't paginated.

Использование

// protected - в коде основоного (родительского) или дочернего класса
$result = $this->get_number_of_pages_for_post( $post );
$post(объект) (обязательный)
The post object.

Код Indexable_Post_Builder::get_number_of_pages_for_post() Yoast 22.4

yoast/src/builders/indexable-post-builder.php 
protected function get_number_of_pages_for_post( $post ) {
	$number_of_pages = ( \substr_count( $post->post_content, '<!--nextpage-->' ) + 1 );

	if ( $number_of_pages <= 1 ) {
		return null;
	}

	return $number_of_pages;
}