JSFiddle - React, Tailwind, and code Playground

by ChrisStanyon

HTML

<select id="myOption">
    <option value="Yes">Yes</option>
    <option value="No">No</option>
</select>

<input type="text" id="myTextBox" value="Chris">

JavaScript

$('#myOption').change(function() {
    readonly = ( $(this).val() == 'Yes' ) ? false : true;
    $('#myTextBox').prop('readonly',readonly);
});