JSFiddle - React, Tailwind, and code Playground

HTML

<input type="text" id="t" />
<input type="checkbox" id="b" value="enable/disable" />

JavaScript

$(document).ready(function () {
    $('#b').click(function () {

        if ($('#b').is(':checked')) {
            alert('checked');
            $('#t').prop('disabled',true);
        } else {
            alert('unchecked');
            $('#t').prop('disabled',false)
        }
       
    });
});