JSFiddle - React, Tailwind, and code Playground
HTML
<ul>
<li class="shado">shado 1</li>
<li class="shado">shado 2</li>
<li class="shado">shado 3</li>
<li class="shado">shado 4</li>
<li class="shado">shado 5</li>
</ul>JavaScript
var elements =document.getElementsByClassName("shado");
alert(elements.length);
for (var i =0; i < elements.length; i++) {
alert( elements[i].innerHTML);
}