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NodeForm

Node写的表单提交到MongoDB数据库中

index.html

<!DOCTYPE html>
<html lang="en">
<head>
   <meta charset="UTF-8">
   <meta name="viewport" content="width=device-width, initial-scale=1.0">
   <meta http-equiv="X-UA-Compatible" content="ie=edge">
   <title>表单提交</title>
   <style>
       
       form{
           width: 200px;
           padding: 50px;
           margin-top: 20px;
           margin: 0 auto;
           border:1px #000 solid;
       }
   </style>
</head>
<body>
   <form action="http://127.0.0.1:8085" method="get">
   // 使用get方法 提交到本地
       <p>姓名:<input type="text" name=name></p>
       <p>年龄:<input type="text" name="age" id=""></p>
       <p>
           男 <input type="radio" name="sex" value="男">
           女 <input type="radio" name="sex" value="女">
       </p>
       <input type="submit" value="提交" id="">
   </form>
</body>
</html>

form.js

let http= require('http');
//引入http模块
let url= require('url');
// 引入url 模块
let mongoose= require('mongoose');
// 使用npm 下载Mongoose 模块 然后引用

mongoose.connect('mongodb://localhost/m_data');
let db= mongoose.connection;
db.on('open', ()=>{
   console.log('连接成功!')
})
//2. 新建Schema (表)
let Schema= mongoose.Schema;
//定义personSchema的字段(规则) 有点像构造函数的样子
let personSchema= new Schema({
   name: String,
   sex: String,
   age: Number
});
//3. 创建model(集合)
let personModel= mongoose.model('person', personSchema);
console.log('2')

let server= http.createServer((request, response)=>{
  response.writeHead(200, {"Content-Type": "text/html;charset=UTF-8"});
  response.end("<script>alert('提交成功!'); </script>")
  //拿到提交的数据
  let myURl= url.parse(request.url, true);//解析url
  let queryObj= myURl.query;//拿到解析后的url对象里的query  他里面是提交的数据
  //4. 创建一个Document(文档)
  let person= new personModel(queryObj)
  console.log(person)
 //5. 把创建的文档对象 塞进这个personModel集合当中  Document.prototype.save();
 person.save((err,data)=>{
   if(!err){
       console.log('保存成功!');
   }else{
       console.log('保存失败!')
   }
 })
});
server.listen(8085, '127.0.0.1')


start node ./form.js

Mongoose 使用

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