Adldap\Connections\Ldap::getConnectionString PHP Method

    protected function getConnectionString($hosts = [], $protocol, $port)
    {
        // Normalize hosts into an array.
        $hosts = is_array($hosts) ? $hosts : [$hosts];
        $hosts = array_map(function ($host) use($protocol, $port) {
            return "{$protocol}{$host}:{$port}";
        }, $hosts);
        return implode(' ', $hosts);
    }