<!DOCTYPE html><html><head><meta charset="utf-8"><title></title></head><body><script src="js/jquery.min.js"></script><script>function CreateEl(name) {//创建元素this.el = document.createElement(name);//添加样式this.addCss = function(styles) {for (var i in styles) {$(this.el).css(i, styles[i]);}}//追加到bodythis.add = function() {$('body').append(this.el);}}var el = new CreateEl('div');//实例化对象el.addCss({'width': '100px','height': '100px','backgroundColor': 'orange'});el.add();</script></body></html>
