JSFiddle - React, Tailwind, and code Playground

HTML

<a href="#foo">Foo</a><br />
<a href="#bar">Bar</a><br />
<a href="#foobar">Foobar</a><br />

<hr />

<button id="botao">Mudar hash</button>

JavaScript

$(window).on("hashchange", function() {
    alert(window.location.hash);
});

$("#botao").click(function() {
    window.location.hash = "nova-pagina";
});