(.*?)<\/h1>/'); $author = extract_text($book_block, '/

(.*?)<\/p>/'); $publisher = extract_text($book_block, '/

(.*?)<\/p>/'); $imprint = extract_text($book_block, '/

(.*?)<\/p>/'); $series = extract_text($book_block, '/

(.*?)<\/p>/'); $isbn13 = extract_text($book_block, '/

(.*?)<\/p>/'); $price = extract_text($book_block, '/

(.*?)<\/p>/'); $format = extract_text($book_block, '/

(.*?)<\/p>/'); $pubdate = extract_text($book_block, '/

(.*?)<\/p>/'); $pages = extract_text($book_block, '/

(.*?)<\/p>/'); $summary = extract_html($book_block, '/

(.*?)<\/div>/s'); $description= extract_html($book_block, '/

(.*?)<\/div>/s'); $reviews = extract_html($book_block, '/

(.*?)<\/div>/s'); return str_replace($book_block, $new_block, $html); } function extract_text($html, $pattern) { preg_match($pattern, $html, $m); return $m[1] ?? ''; } function extract_attr($html, $pattern) { preg_match($pattern, $html, $m); return $m[1] ?? ''; } function extract_html($html, $pattern) { preg_match($pattern, $html, $m); return $m[1] ?? ''; } ?>