<form action="http://192.168.56.152:8080/submit" method="post">
    <div class="form-row">
        <div class="form-group col-md-6">
            <label for="firstname">Firstname</label>
            <input type="text" name="fname" class="form-control" id="formfirstname" placeholder="First Name">
        </div>
        <div class="form-group col-md-6">
            <label for="lastname">Last Name</label>
            <input type="text" name="lname" class="form-control" id="formlastname" placeholder="Last Name">
        </div>
    </div>


    <div class="form-row">
        <div class="form-group col-md-6">
            <label for="classify">Classification</label>
            <input type="text" name="classification" class="form-control" id="formclassify" placeholder="Junior">
        </div>
        <div class="form-group col-md-4">
            <label for="age">Age</label>
            <select id="inputState" name="state" class="form-control">
                <option selected="">16</option>
                <option>17</option>
                <option>18</option>
                <option>18</option>
                <option>20</option>
                <option>21</option>
                <option>22</option>
                <option>23</option>
            </select>
        </div>
        <div class="form-group col-md-2">
            <label for="uin">UIN</label>
            <input type="number" nam="number" class="form-control" id="uin">
        </div>
    </div>

    <button type="submit" class="btn btn-primary">Submit</button>
</form>

var mysql = require('mysql');

var connetion = mysql.createConnection({ //creating connetion to database
    host:"localhost",
    user: "root",
    password: "password!",
    database: "student_info"
});

connetion.connect(function (err) {
    if(err) throw err;
    console.log("connection made!");
});

module.exports = connetion;

const express = require('express');
const bodyParser = require("body-parser");
const application = express();
const database = require('./connectplus');
application.use(bodyParser.urlencoded({extended: true}))
application.use(bodyParser.json());

application.post('/submit', function(req,res) {
    const firstName = req.body.fname;
    const lastName = req.body.lname;
    res.send('You sent the name "' + firstName + ' ' + lastName + '".');

    // Later you use database query like this
    // database.query('SELECT now()');
});