JSFiddle - React, Tailwind, and code Playground

HTML

<pre id="foo"></pre>

JavaScript

hash = '#access_token=CTTG4fT3ci&expires_in=5298';
data = PARSE(hash);

data = JSON.stringify(data, null, '\n\t');


document.getElementById('foo').textContent = data;







function PARSE (hash) {
    var l, chunk, i = 0, out = {};
    var chunks = hash.substr(1).split('&');
    for ( l = chunks.length; i < l; i++ ) {
        chunk = chunks[i].split('=');
        out[ chunk[0] ] = chunk[1];
    }
    return out;
}