src/Ovh/Cdn/Cdn.php
public function deleteDomainCacheRule($domain, $ruleId)
    {
        return json_decode(self::getClient()->deleteDomainCacheRule($this->sn, $domain, $ruleId));
    }
public function deleteDomainCacheRule($domain, $ruleId)
    {
        return json_decode(self::getClient()->deleteDomainCacheRule($this->sn, $domain, $ruleId));
    }
Delete cache rule $ruleId of domain $domain

@param string $domain
@param  integer $ruleId
@return object Task