/**
* Require username
*
* @since 1.3.0
*/
public function __construct($username, $validate = true)
{
$username = \Twitter\Helpers\Validators\PeriscopeUsername::trim($username);
if (false === $validate || \Twitter\Helpers\Validators\PeriscopeUsername::isValid($username)) {
$this->username = $username;
}
}
