JSFiddle - React, Tailwind, and code Playground

JavaScript

var ary = [ "a", "b", "c", "d", "e", "a", "b", "c", "d", "e" ];

var a=jQuery.unique(ary);
console.log( a  );
console.log( jQuery.unique(ary).reverse()  );
//console.log( ary  );