JSFiddle - React, Tailwind, and code Playground
by ramesh valasa
HTML
<ul style="list-style:none">
<li>
<label><input class="checkhour" type="checkbox"> One</label>
<label><input class="checkhour" type="checkbox"> Two</label>
<label><input class="checkhour" type="checkbox"> Three</label>
</li>
<li><button type="button" class="checkall">select/deselect</button></li>
</ul>
JavaScript
var state = false; // desecelted
$('.checkall').click(function () {
$('.checkhour').each(function() {
this.click();
});
});