扩展: 1.对象复制 emptyObject = new Object(); company.apply = function(o, c,) { if(o && c && typeof c == 'object') { for(var p in c) { o[p] = c[p]; } } return o; }; emptyObject = Ext.apply(emptyObject,company); 2.对象复制(函数方式) var copyOO = new Function(); copyOO.prototype = company; var newcopyOO = new copyOO();