title: how can we read mail body in compose mode using office 365 java-script API
body: <p>How can we read mail at compose mode using office 365 JavaScript API?</p>
  
  <p>Such as:</p>
  
  <pre><code>Office.initialize = function (reason) {
      var body = Office.context.mailbox.item.body;
  };
  </code></pre>