HTML
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title></title>
</head>
<body>
<form action="http://127.0.0.1:8081/search" method="GET">
姓名: <input type="text" name="myname">
年龄: <input type="text" name="myage">
电话 ： <input type="text" name="mytel">
<input type="submit" value="Submit">
</form>
</body>
</html>
JS
var express = require('express');
var app = express();
var MongoClient = require('mongodb').MongoClient;
var url = "mongodb://127.0.0.1:27017";
app.get('/search', function (req, res) {
var response = {
"myname":req.query.myname,
"myage":req.query.myage,
"mytel":req.query.mytel,
};
MongoClient.connect(url,{useNewUrlParser:true},function(err, db) {
if (err) throw err;
console.log("数据库已创建!");
var dbase=db.db("runoob");
dbase.collection("site"). find({
"myname":response.myname,
"myage":response.myage,
"mytel":response.mytel,
}).toArray(function(err, result) {
if (err) throw err;
// 发送响应数据
res.send(JSON.stringify(result));
db.close();
});
});
})
var server = app.listen(8081, 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)
})