maskDate(date) {
// console.log(date);
var dateVar = new Date(date);
// console.log("XX/XX/"+ dateVar.getFullYear().toString().substr(-2));
return "XX/XX/"+ dateVar.getFullYear().toString().substr(-2);
}
//new
const date = new Date("01/20/2021"); // 20th January 2021
const year = date.getFullYear(); // 2021
const year2digits = year.toString().substring(2);
console.log(year2digits); // "21"