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模板引擎ejs

1、网站

　　https://ejs.co/

　　https://ejs.bootcss.com/

 

2、app.js

var http=require("http");
var ejs = require('ejs');
var path = require('path');

http.createServer(function(req, res){
    
    if (req.url === '/index') {
        res.writeHead(200,{
            "content-type":"text/html;charset=utf-8"
        })
        
        var people = ['geddy', 'neil', 'alex'];
        var html = ejs.render('<h2 style="color:red"><%= people.join(", "); %></h2>', {people: people});
        
        res.write(html);    
        res.end()
    }
    
    if (req.url === '/detail') {
        res.writeHead(200,{
            "content-type":"text/html;charset=utf-8"
        })
        
        var book = {id: 1, name: '小明', price: 10.00};
        ejs.renderFile(path.join(__dirname, 'pages', 'detail.html'), {book: book}, function(err, str) {
            res.write(str);
            res.end()
        });
        
    }

    if (req.url === '/list') {
        res.writeHead(200,{
            "content-type":"text/html;charset=utf-8"
        })
        
　　　　 // 注意 bookList 的格式 "id" "name"的双引号不能省
        var bookList = [{"id": 1, "name": "java编程思想", "price": 10.00},{"id": 2, "name": "springboot", "price": 20.00}];
        ejs.renderFile(path.join(__dirname, 'pages', 'list.html'), {bookList: bookList}, function(err, str) {
            res.write(str);
            res.end()
        });
    }
    
}).listen('3000', function() {
    console.log('服务器已经启动，请访问http://127.0.0.1:3000/');
});

 

　　pages/detail.html

<!DOCTYPE html>
<html>
<head>
    <title>detail页面</title>
    <meta charset="utf-8">
    <link rel="stylesheet" type="text/css" href="/static/css/common.css">
</head>
<body>
    <h2>detail页面</h2>
    <form method="post" action="/edit">
        <input type="hidden" name="id" value="<%= book.id %>">
        书名：<input type="text" name="name" value="<%= book.name %>"><br/>
        价格：<input type="text" name="price" value="<%= book.price %>"><br/>
        <input type="submit" value="修改">
    </form>
</body>
</html>

 　　pages/list.html

<!DOCTYPE html>
<html>
<head>
    <title>list页面</title>
    <meta charset="utf-8">
</head>
<body>
    <h2>list页面</h2>
    <ul>
        <% for(var i = 0; i < bookList.length; i++) { %>
        <li><%= bookList[i].name %></li>
        <% } %>
    </ul>
</body>
</html>

 

posted on 2019-07-09 19:45  wenbin_ouyang  阅读(165)  评论(0)  编辑  收藏  举报