官方介绍:Node.js is a platform built on Chrome's JavaScript runtime for easily building fast, scalable network applications. Node.js uses an event-driven, non-blocking I/O model that makes it lightweight and efficient, perfect for data-intensive real-tim
function Container( properties ) { var objthis = this; for ( var i in properties ) { (function(){ //闭包,一个封闭的区域,t仅仅在这个区域有效,不能对properties的值做任何修改 var t = properties[i]; objthis[ "get" + i ] = function() {return t;}; objthis[ "set" + i ] =