desiNumber.js

/**
 * Formats a number to a string in the lakh/crore (Indian) format.
 * Also, add/truncate to two decimal places, as expected for a currency
 * @param num The number to format
 */
function desiCurrency(num) {
  let ret = num.toFixed(2)
  ret = `${ret}` || ""
  // works for integer and floating as well
  let n1 = ret.split(".")
  const n2 = n1[1] || null
  n1 = n1[0].replace(/(\d)(?=(\d\d)+\d$)/g, "$1,")
  ret = n2 ? `${n1}.${n2}` : n1
  return ret
}