Class LanguageApp

// The code below will write "Esta es una prueba" to the log.
  var spanish = LanguageApp.translate('This is a test', 'en', 'es');
  Logger.log(spanish);

// The code below will write "Esta es una <strong>prueba</strong>" to the log.
  var spanish = LanguageApp.translate('This is a &lt;strong&gt;test&lt;/strong&gt;',
                                      'en', 'es', {contentType: 'html'});
  Logger.log(spanish);