code: function () {
  
              var me = this;
              me.fireEvent('destroy');
              var container = me.container.parentNode;
              var textarea = me.textarea;
              if (!textarea) {
                  textarea = document.createElement('textarea');
                  container.parentNode.insertBefore(textarea, container);
              } else {
                  textarea.style.display = ''
              }
  
              textarea.style.width = me.iframe.offsetWidth + 'px';
              textarea.style.height = me.iframe.offsetHeight + 'px';
              textarea.value = me.getContent();
              textarea.id = me.key;
              container.innerHTML = '';
              domUtils.remove(container);
              var key = me.key;
              //trace:2004
              for (var p in me) {
                  if (me.hasOwnProperty(p)) {
                      delete this[p];
                  }
              }
              UE.delEditor(key);
          }
docs: 销毁编辑器实例，使用textarea代替
  @method destroy
  @example
  ```javascript
  editor.destroy();
  ```