我一直无法找到一种解决方案,只需从html表单接收数据并将其记录到控制台即可。我想念什么?
这是我的html代码:
<!DOCTYPE html>
<html>
<head>
<title>User Login</title>
<link rel="stylesheet" type="text/css" href="login.css">
</head>
<body>
<div class="login_wrapper">
<div class="login_box">
<h1>User Login</h1>
<form id="login_form" method="post" action="/">
<p id="username">username</p>
<input type="text" name="username" placeholder="Enter username">
<input type="submit" name="" value="Login">
</form>
</div>
</div>
</body>
</html>
我的服务器端代码:
var express = require('express');
const bodyParser = require("body-parser");
var app = express();
// middleware/routing
app.use(express.static(__dirname + '/public'));
app.use(bodyParser.urlencoded({ extended: true }));
app.get("/",function(request,response) {
response.sendFile(__dirname + "/public/login.html");
});
app.post("/",(response,request)=>{
console.log(request.params.username);
// console.log("HI");
response.end();
});
const port = process.env.PORT || 3000;
app.listen(port,() => {
console.log(`Listening on port ${port}`);
});
单击登录按钮时,我一直遇到的错误是:
TypeError: Cannot read property 'username' of undefined
我只想记录在用户名输入字段中输入的内容(我想这是一个JSON对象?)。