$ npm install --save number-digit
const { minInt, minDec, maxDec } = require('number-digit')
const { minInt, minDec, maxDec } = require('number-digit')
let num = 27.1335
let minIntNum = minInt(num, 3) // 027.1335
let minDecNum = minDec(num, 5) //27.13350
let maxDecNum = maxDec(num, 3) //27.134