public function delCert(string $type): ConfigInterface
    {
        $type = mb_strtolower($type);
        $this->throwIfNotInArray($type, self::CERTS);
        unset($this->_certs[$type]);
        return $this;
    }
public function delCert(string $type): ConfigInterface
    {
        $type = mb_strtolower($type);
        $this->throwIfNotInArray($type, self::CERTS);
        unset($this->_certs[$type]);
        return $this;
    }
public function delCert ( string $ type ) : ConfigInterface { $ type = mb_strtolower ( $ type ) ; $ this -> throwIfNotInArray ( $ type , self :: CERTS ) ; unset ( $ this -> _certs [ $ type ] ) ; return $ this ; }
Remove selected certificate from array

@param   string $type Type of certificate [ca, cert, key, dh, tls-auth]
@throws  \RuntimeException
@return  ConfigInterface
Remove selected certificate from array