JSFiddle - React, Tailwind, and code Playground

by Roman

HTML

<div>
    <span id="st1">...</span> - <span id="st2">...</span>
</div>
<input type="text" id="stack1"/>
-
<input type="text" id="stack2"/>

JavaScript

$(function(){
        $('#stack1').on('keydown', function(){
            $('#st1').text( $(this).val()||'...' );
        });
        $('#stack2').on('keydown', function(){
            $('#st2').text( $(this).val()||'...' );
        });
});