JSFiddle - React, Tailwind, and code Playground

HTML

<input type="checkbox" name="god" value="lol">
<input type="checkbox" name="foo" value="one">

<a onclick="lol(); return false;" href="#">fbsls</a>

JavaScript

window.lol = function() {
    
var result = '', inputs = document.getElementsByTagName('input');

for ( var i = inputs.length; i--; ) {
    if ( inputs[i].checked ) {
        result+= ( inputs[i].name + '=' + inputs[i].value + '&' );
    }
        }
        
        
        alert(result)
        
        }