JSFiddle - React, Tailwind, and code Playground

HTML

<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>
<form>
    <input id='user' placeholder='user' name="user" value='etaeta'>
    <input id='password' type='password' name="password" placeholder='password' value='aaaaaaaa'>
    <button type="submit">Try</button>
</form>

CSS

form > * {
	display: block;
}

JavaScript

$("form").submit(function(event) {
console.log(this);
    console.log($(this).serialize());
    console.log(JSON.stringify($(this).serializeArray()));
    event.preventDefault();
});