JSFiddle - React, Tailwind, and code Playground

HTML

<div>
    <input type="checkbox" value="" />
    <input type="checkbox" value="" />
    <input type="checkbox" value="" />
    <input type="checkbox" value="" />
    <input type="checkbox" value="" />
    <input type="checkbox" value="" />
    <input type='button' id="foo" value="all" />
</div>

JavaScript

$('#foo').click( function(){
$(this).parent('div').find(':checkbox').prop('checked', true);
})