JSFiddle - React, Tailwind, and code Playground

by roberkules

HTML

<form id="SimpleForm" method="post">
    <input type="submit" value="send" />
</form>

JavaScript

$("#SimpleForm").submit(function(e){
    // for each key/value pair:
    add("keyA", "value 1");
    add("keyB", "value 2");
    
    function add(key, value) {
        $(this).append($("<input />").attr({"type":"hidden", "name":key}).val(value));
    }
    
    alert($(this).html());
});