从request获取完整的请求路径的问题

//router

exports.doSomething = function(req, res){ var protocol = req.protocol; var host = req.host; var path = req.path; //可是没有端口 var port = …?

//拼接
var url = protocol + "://" + host + port + path;

}

port怎么获取呢？

port是你自己定义的啊！全局变量不就行了么

注意 req.headers.host 有包含port