JSFiddle - React, Tailwind, and code Playground

HTML

<p><input type="checkbox" name="test1" /> Test 1</p>
<p><input type="checkbox" name="test2" /> Test 2</p>
<p><input type="checkbox" name="test3" /> Test 3</p>

JavaScript

$(function(){
    $('[type="checkbox"]').each(function () {
        var $this = $(this),
            name = $this.attr('name');
        $this.prop('checked', localStorage[name] === 'true');
    });
});

$('[type="checkbox"]').on('change', function() {
    var $this = $(this),
        name = $this.attr('name');
    localStorage[name] = $this.is(':checked');
});