JSFiddle - React, Tailwind, and code Playground

by adeneo

HTML

<button id="test">
Click to add to local storage
</button>
<br><br><br>
<button id="show">
See result
</button>
<br><br>
<div>
  <pre id="res"></pre>
</div>

JavaScript

$('#test').on('click', saveData);
$('#show').on('click', showData);

function saveData(){
    var data  = localStorage.getItem("date");

    var dates = data ? JSON.parse(data) : [];

    dates.push( Date.now() );

    localStorage.setItem("date", JSON.stringify(dates));  

    alert("Your data is stored");
}

function showData() {
    var data = localStorage.getItem("date");
    console.log(data);
    $('#res').html(JSON.stringify(data));
    $(this).html('Update result');
}