SSML.js

const ssml2 =
    '<?xml version="1.0"?>' +
    '<speak version="1.0" xmlns="http://www.w3.org/2001/10/synthesis" ' +
             'xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" ' +
             'xsi:schemaLocation="http://www.w3.org/2001/10/synthesis ' +
                       'http://www.w3.org/TR/speech-synthesis/synthesis.xsd" ' +
             'xml:lang="en-US">' +
      '<voice gender="female">This is a sample of Speech Synthesis Markup Language.</voice>' +
      "<!-- now request a male voice -->" +
      '<voice gender="male">' +
      'It can be used with the Microsoft Edge Speech Synthesis feature.' +
      '</voice>' +
      '<!-- now request an alternate male voice -->' +
      '<voice gender="male" variant="2">It's a useful way for websites to customize their spoken text.</voice>' +
    '</speak>';