JSFiddle - React, Tailwind, and code Playground

HTML

<a href="#" class="knap" id="knap1">1</a> <a href="#" class="knap" id="knap2">2</a> <a href="#" class="knap" id="knap3">3</a> <a href="#" class="knap" id="knap4">4</a> <a href="#" class="knap" id="knap5">5</a>
<hr>
Sidste gang klikkede du på: <span id="info"></span>

JavaScript

$(function(){
	$(".knap").click(function(){
  	alert($(this).text());
    localStorage.knap = $(this).attr('id');
  });
 
  if (typeof(Storage) !== "undefined") {
		$("#info").text(localStorage.knap);
	} else {
    alert("Localstorage not supported");
	}
});