router中请求后端服务,出现Can't set headers after they are sent
大牛们帮帮忙啊!!!谢谢
源码如下:
router.get("/pos/list/data",function(req,res){
request.get("http://"+IP_PORT+"/operator/emp/pos"
,function (error, response, body) {
if (!error && response.statusCode == 200) {
res.send(body);
}
}
);
});