<?php
$ad = new Ads();
$ad = $ad->getAd(111);
$parameters = [];
foreach ($ad->ownBindsList as $bind) {
if (!isset($parameters[$bind->parametrs->name])) {
$parameters[$bind->parametrs->name] = [];
}
$parameters[$bind->parametrs->name][] = $bind->values->name;
}
foreach ($parameters as $key => $values) {
echo $key . ': ' . implode(', ', $values) . PHP_EOL;
}