請求的接口是："http://club.jd.com/comment/productPageComments.action?callback=fetchJSON_comment98vv125475&productId=1993092&score=0&sortType=5&page=2&pageSize=10&isShadowSku=0&rid=0&fold=1"網(wǎng)頁顯示中文正常，返回來的數(shù)據(jù)中文亂碼const http=require("http");const fs=require("fs")// const cheerio=require("cheerio")// const iconv=require("iconv");var url="http://club.jd.com/comment/productPageComments.action?callback=fetchJSON_comment98vv125475&productId=1993092&score=0&sortType=5&page=2&pageSize=10&isShadowSku=0&rid=0&fold=1";http.get(url,function (res) {    var html="";    // iconv.decode(res, 'gb2312')    res.setEncoding("utf-8");    res.on("data",function(chunk){        //console.log(chunk.toString())        html+=chunk;    });    res.on("end",function(){        fs.writeFile("./評價.txt",a,function(){            console.log("完成")        })    });    res.on("err",function(){        console.log(err)    })})