JSFiddle - React, Tailwind, and code Playground
HTML
<form>
<input type="text" id="txtInput"/>
<select id="sltInput">
<option> Default </option>
<option value="1"> not default </option>
</select>
</form>
JavaScript
$('form').on('keyup change', '#sltInput, #txtInput', function(){
console.log('do something');
});