node学习第三天（1）

 1 var http = require("http");
 2 
 3 var Teacher = require("./Teacher");
 4 
 5 http.createServer(function(request,response)
 6 {
 7 
 8   response.writeHead(200,{‘Content-Type‘:‘text/html;charset=utf-8‘});
 9 
10   if(request.url!==‘/favicon.ico‘){
11 
12       teacher = new Teacher(1,"张三老师",30);
13 
14       teacher.enter();
15 
16       teacher.teach(response);
17 
18      response.end();
19 
20   } 
21 
22 }).listen(8000);
23 
24 console.log(‘Server running at http://127.0.0.1:8000/‘);

function User(id,name,age){
    this.id=id;
    this.name=name;
    this.age=age;
    this.enter=function(){
      console.log(this.name+"进入图书馆");
    }
    
}

module.exports = User;

 1 var User =require("./User");
 2 function Teacher(id,name,age){
 3 //Teacher通过apply继承User的属性
 4   User.apply(this,[id,name,age]);
 5   this.teach=function(res){
 6      res.write(this.name+"教学");
 7   }
 8 }
 9 
10 module.exports = Teacher;