<?php
$priceListTable = html_entity_decode($_GET['priceList']);

$pattern = "/[\s\n\r\t]*<tr>[\s\n\r\t]*<td>[\s\n\r]*(.+?)[\s\n\r\t]*<\/td>[\s\n\r\t]*<td>[\s\n\r\t]*(.+?)[\s\n\r\t]*<\/td>[\s\n\r\t]*<td>[\s\n\r\t]*(\d+\.?\d{0,2})[\s\n\r\t]*<\/td>[\s\n\r\t]*<td>[\s\n\r\t]*(.+?)[\s\n\r\t]*<\/td>[\s\n\r\t]*<\/tr>/";
preg_match_all($pattern, $priceListTable, $matches);
$priceList = array();
for ($i=0; $i < sizeof($matches[2]) ; $i++) {


	if(!isset($priceList[$matches[2][$i]])){
		$priceList[$matches[2][$i]] = [];

	}
	$temp = array(
		"product" => $matches[1][$i],
		"price" => $matches[3][$i],
		"currency" => $matches[4][$i]
		);
	$priceList[$matches[2][$i]][] = $temp;
}
ksort($priceList);
$temp = json_encode($priceList);
echo $temp;
foreach ($priceList as $key => $category) {

	foreach ($category as $key=>$product) {
		$outputArr[$key] = $product['product'];
	}

	array_multisort($outputArr, SORT_ASC, $category);
}