JSFiddle - React, Tailwind, and code Playground

HTML

<button onclick='myFunction()'>click me</button>

<div id="demo">
<Input type = radio Name = r1 class="myRadios"> 
<Input type = radio Name = r2 class="myRadios"> 
<Input type = radio Name = r3 class="myRadios"> 
<Input type = radio Name = r4 class="myRadios">
<Input type = radio Name = r5 class="myRadios"> 
</div>

JavaScript

function myFunction() {
    var radios = document.getElementsByClassName('myRadios');
    for (var i=0; i<radios.length; i++)
    {
        radios[i].checked = ( (Math.random()*10) > 5);
    }
}