JSFiddle - React, Tailwind, and code Playground

HTML

<input type="checkbox">
<input type="checkbox">
<input type="checkbox">
<input type="text" disabled>
<input type="checkbox">
<input type="checkbox">
<input type="text" disabled>
<input type="checkbox">
<input type="checkbox">
<input type="checkbox">

JavaScript

var inputs = document.getElementsByTagName('input')
for (let i=0; i<inputs.length; i++){
	let input = inputs[i];
  if (input.type === "checkbox"){
  	input.click();
  }
}