JSFiddle - React, Tailwind, and code Playground
JavaScript
var d = new Date();
console.log(d.getDay())
var month = d.getMonth()+1;
var day = d.getDate();
var output = d.getFullYear() + '-' +
(month<10 ? '0' : '') + month + '-' +
(day<10 ? '0' : '') + day;
alert(output)
if(output.getDay() == 6 || output.getDay() == 0) alert('Weekend!');