NIDNum

nidnum.js is a converter that work to compose and uncompose the national identification numbers.

Usage Chilean Check

const chilean = require("nidnum/chilean")

console.log(chilean.isValid(""))

const chilean = require("nidnum/chilean")

if (chilean.isValid(RUT)) {
  console.log("Is valid")
} else {
  console.log("Not is valid")
}