original_string: public function requestCode($username, $type = 'sms', $debug = false)
  	{
  		// Create a instance of Registration class.
  		$registration = new Registration($username, $debug);
  
  		switch ($type) {
  			case 'sms':
  				$registration->codeRequest('sms');
  				break;
  			case 'voice':
  				$registration->codeRequest('voice');
  				break;
  			default:
  				throw new Exception('Invalid registration type');
  		}
  		return $registration;
  	}
code: public function requestCode($username, $type = 'sms', $debug = false)
  	{
  		// Create a instance of Registration class.
  		$registration = new Registration($username, $debug);
  
  		switch ($type) {
  			case 'sms':
  				$registration->codeRequest('sms');
  				break;
  			case 'voice':
  				$registration->codeRequest('voice');
  				break;
  			default:
  				throw new Exception('Invalid registration type');
  		}
  		return $registration;
  	}
code_tokens: public function requestCode ( $ username , $ type = 'sms' , $ debug = false ) { // Create a instance of Registration class.
   $ registration = new Registration ( $ username , $ debug ) ; switch ( $ type ) { case 'sms' : $ registration -> codeRequest ( 'sms' ) ; break ; case 'voice' : $ registration -> codeRequest ( 'voice' ) ; break ; default : throw new Exception ( 'Invalid registration type' ) ; } return $ registration ; }
docstring: When requesting the code, you can do it via SMS or voice call, in both cases you
  will receive a code like 123-456, that we will use for register the number.
  
  @param string $username Your phone number with country code, ie: 34123456789
  @param string $type
  @param bool $debug Shows debug log, this is set to false if not specified
  @return Registration
  @throws Exception
  @internal param string $nickname Your nickname, it will appear in push notifications
  @internal param bool $log Enables log file, this is set to false if not specified
docstring_tokens: When requesting the code you can do it via SMS or voice call in both cases you will receive a code like 123 - 456 that we will use for register the number .