code: function() {
  
        var data, xhr;
  
        data = hashedit.retrieveUpdateArray();
  
        if (hashedit.saveUrl) {
  
          // construct an HTTP request
          xhr = new XMLHttpRequest();
          xhr.open('post', hashedit.saveUrl, true);
  
          // set token
          if(hashedit.useToken == true) {
            xhr.setRequestHeader(hashedit.authHeader, hashedit.authHeaderPrefix + ' ' + localStorage.getItem(hashedit.tokenName));
          }
  
          // send the collected data as JSON
          xhr.send(JSON.stringify(data));
  
          xhr.onloadend = function() {
  
            location.reload();
  
          };
  
        }
  
      }
docs: Saves the content