nodejs express ejs

//express-demo.js

var ejs = require(‘ejs‘);
var express = require(‘express‘);
var app = express();
 
app.get(‘/‘, function (req, res) {
res.send(‘Hello World express‘);
})
app.get(‘/ejs-demo‘, function (req, res) { showDemo(req, res) } );

var server = app.listen(8001, function () {
var host = server.address().address
var port = server.address().port
console.log("应用实例，访问地址为 http://%s:%s", host, port)
})


//show demo of ejs
var showDemo = function(req, res){
var users = [‘郭建国‘, ‘刘幸福‘, ‘张富强‘, ‘王大宝‘, ‘李钢蛋‘];
ejs.renderFile(‘./view/demo.ejs‘, { users: users }, function(err, str) {
if (err) {
console.log(err);
} else {
res.writeHead(200, { ‘Content-Type‘: ‘text/html; charset=utf-8‘ });
res.write(str);
res.end();
}
});
}