ejs - 初试

官方API：

https://www.npmjs.com/package/ejs - 模板引擎

ejs文件（和普通html文件没什么区别，只是多增加了变量）

 1 <!DOCTYPE html>
 2 <html lang="en">
 3 <head>
 4     <meta charset="UTF-8">
 5     <meta name="viewport" content="width=device-width, initial-scale=1.0">
 6     <meta http-equiv="X-UA-Compatible" content="ie=edge">
 7     <title>Document</title>
 8 </head>
 9 <body>
10     <h1>蹦叉叉<%= a%></h1>
11     <ul>
12         <% 
13             for(let i = 0 ; i<obj.length ;i++){
14                 if(obj[i].name=='lisi'){
15                 %>
16                     <li><%= obj[i].name %></li>
17                 <%
18             }
19         }
20         %>
21     </ul>
22 </body>
23 </html>

node-ejsEngine.js

 1 // ejs 和 jade
 2 const ejs = require('ejs');
 3 const fs = require('fs');
 4 const http = require('http');
 5 
 6 
 7 let server = http.createServer(function (req, res) {
 8     fs.readFile('./view/index.ejs', function (err, data) {
 9 
10         let template = data.toString();
11         let dictionary = {
12             a: 6,
13             arr: [
14                 1, 2, 3, 4, 5
15             ],
16             obj: [
17                 {
18                     'name': 'zhangsan'
19                 },
20                 {
21                     'name': 'lisi'
22                 },
23                 {
24                     'name': 'liwu'
25                 }
26             ]
27         }
28 
29         let html = ejs.render(template, dictionary);
30         res.writeHead(200, {
31             'Content-type': 'text/html;charset=UTF-8'
32         })
33         res.end(html)
34     })
35 
36 })
37 
38 server.listen(80, '127.0.0.1')