本代码可以帮助大家实现访问Javascr ipt或html文档节点含根结点，子节点，孙节点等，也可访问属性，并协助取出相关节点或属性的值包括文本类型，数值型等，更多功能带发现中。-The code can help people achieve access Javascr ipt or html document nodes containing the root, sub-node node, also accessible property, and help remove the node or attribute value, including text type, numeric, etc., more functionality with discovery.