code: function (elm, name, value) {
          elm = this.$$(elm).css(name, value);
  
          if (this.settings.update_styles) {
            updateInternalStyleAttr(this, elm);
          }
        }
docs: Sets the CSS style value on a HTML element. The name can be a camelcase string
  or the CSS style name like background-color.
  
  @method setStyle
  @param {String/Element/Array} elm HTML element/Array of elements to set CSS style value on.
  @param {String} name Name of the style value to set.
  @param {String} value Value to set on the style.
  @example
  // Sets a style value on all paragraphs in the currently active editor
  tinymce.activeEditor.dom.setStyle(tinymce.activeEditor.dom.select('p'), 'background-color', 'red');
  
  // Sets a style value to an element by id in the current document
  tinymce.DOM.setStyle('mydiv', 'background-color', 'red');