node 开启本地服务器

新建server.js文件

终端命令node server

server.js代码

var http = require('http');  var url = require('url'); var fs = require('fs'); //fsvar server = http.createServer(function (req, res) {    var pathname = url.parse(req.url).pathname;    // var realPath = "process_admin_20171009" + pathname;//所有文件都存在与resources目录下    var realPath = pathname;//所有文件都存在与resources目录下    console.log(realPath);    fs.exists(realPath, function (exists) {//判断文件是否存在        if (!exists) {            res.writeHead(404,{"Content-Type":"text/plain"});              res.write("404\nNot Found!\n");              res.end();          } else {            fs.readFile(realPath, "binary", function (err, file) {                if(realPath.indexOf('.css') != -1){                    res.writeHead(200, {                        'Content-Type': 'text/css'                    });                }                if(realPath.indexOf('.js') != -1){                    res.writeHead(200, {                        'Content-Type': 'application/javascript'                    });                }                if(realPath.indexOf('.html') != -1){                    res.writeHead(200, {                        'Content-Type': 'text/html'                    });                }                res.write(file, "binary");                res.end();            });        }    });});server.listen(8089);console.log("静态资源服务器已启动");