JSFiddle - React, Tailwind, and code Playground

HTML

<form id="form">
    <input type="text"/>
    <input type="text"/>
    <input type="text"/>
    <select>
        <option>1</option>
        <option>2</option>
        <option>3</option>        
    </select>
</form>

<button id="cmd">disable</button>

JavaScript

$('#cmd').click(function(){    
    disableform('form');
});

function disableform(id) {
    $('#' + id+' :input').prop("disabled",true);
}