generateID using javascript

generateId.js

function generateID() {
  const date = new Date();
  const day = ("0" + date.getDate()).slice(-2);
  const month = ("0" + (date.getMonth() + 1)).slice(-2);
  const year = date.getFullYear().toString().substr(-2);
  const random = Math.random().toString(36).substring(2, 6).toUpperCase();
  return `INV-DOL-${day}${month}${year}-${random}`;
}

const newID = generateID();
console.log(newID);

// example result : INV-DOL-050523-9JPO