Javascript Ordinal Numbers

ordinal.js

// found here http://forums.shopify.com/categories/2/posts/29259

var getOrdinal = function(n) {
   var s=["th","st","nd","rd"],
       v=n%100;
   return n+(s[(v-20)%10]||s[v]||s[0]);
}

using numbro.js to format digits

import numbro from 'numbro'

formatOrdinal(number) {
  const suffix = ['th', 'st', 'nd', 'rd']
  let idx = number % 100

  return (
    numbro(number).format({ thousandSeparated: true }) +
    (suffix[(v - 20) % 10] || suffix[v] || suffix[0])
  )
},