Андрей

{foreach $orders as $order}
	{if $order@last}
		{$order.cost}
	{/if}
{/foreach}

[[!msOptions? &product=`[[*id]]`  &name=`colv`]]

<?php
$json = $modx->user->Profile->adres;

$advantages = $modx->fromJSON($json);
$items = '';

foreach($advantages as $advantage){
	$placeholders = array(
		'adrs'	=> $advantage,
	);
	
	$items .= $modx->getChunk('adr', $placeholders);
}

return $items;

<form method="post" class="ms2_form">
            <button class="btn btn-default pull-right" type="submit" name="ms2_action" value="cart/add">В корзину</button>
            <input type="hidden" name="id" value="{$id}">
            <input type="hidden" name="options" value="[]">
            <input name="count" value="1" max-legth="4" class="input-sm form-control" type="number" id="product_count">
			<span class="plus">+</span><span class="minus">-</span>							
			<button class="btn-default" type="submit" id="ref" name="ms2_action" value="cart/change"></button>
        </form>

miniShop2.Cart.totalCost = '.ms2_total_cost';

miniShop2.Cart.prCost = '.ms2_pr_cost';

$(miniShop2.Cart.prCost).text();

на странице пакета появится кнопка — обновить цены