WooCommerce – Show only lowest prices in variable products by Fernando Tellado

if (class_exists('WOOCS')) {
    global $WOOCS;
    if ($WOOCS->current_currency != $WOOCS->default_currency) {
        $currencies = $WOOCS->get_currencies();
        $prices[0] = $prices[0] / $currencies[$WOOCS->current_currency]['rate'];
        if ($prices[1]) {
            $prices[1] = $prices[1] / $currencies[$WOOCS->current_currency]['rate'];
        }
    }
}