JSFiddle - React, Tailwind, and code Playground

HTML

<div>
    <input value="Some Default" type="text" />
  <input value="Some Default" type="text" />
    <a id="revert">revert</a>
</div>

JavaScript

$(function() {
    //put all defaults in a data attribute
    $('input').each(function(curIdx, curO) {
    console.log(curO);
        $(curO).attr('default-value', $(curO).val());
    });
    
    
    $('#revert').click(function() {
       $('input').each(function(curIdx, curO) {
           $(curO).val($(curO).attr('default-value'));
       }); 
    });
});