用node的express框架写一个接口服务
let express = require('express'); let app =express(); let bodyParser = require('body-parser'); //设置跨域访问 app.all('*', function (req, res, next) { res.header('Access-Control-Allow-Origin', 'http://test.test.com:8080'); res.header('Access-Control-Allow-Credentials', true); res.header('Access-Control-Allow-Headers', 'Content-Type,Content-Length, Authorization, Accept,X-Requested-With') res.header('Access-Control-Allow-Methods', 'PUT,POST,GET,DELETE,OPTIONS'); res.header('Content-Type', 'application/json;charset=utf-8'); next() }); app.use(bodyParser.urlencoded({ extended: false })); app.use(bodyParser.json()); //data参数以字典格式传输 app.post('/register',(req, res)=>{ console.log(req.body); // 打印一个对象 ,例如:{name:'zs',age:'12'} res.send(req.body); // 不能发送数字,只能发字符串 }); app.get('/api/user', (req, res) => { res.send("get请求正常"); }); //配置服务端口 var server = app.listen(8000, () => { console.log("node接口服务正常运行"); });
需要安装node,执行npm install express -save、npm install body-parser -D