JSFiddle - React, Tailwind, and code Playground

HTML

<div id="test"></div>

JavaScript

var regex = /([^=&?]+)=([^&]+)/g;
var out = "";

while( (match = regex.exec("?page=3&Name=Alex")) !== null)
{
    
    out += match[1] + "<br/>";   
      
}

$('#test').html(out);