const base2base = require("base2base")


let binary = base2base(314159, {to: 2})
console.log(binary)
// "1001100101100101111"

let hex = base2base(binary, {from: 2, to: 16})
console.log(hex)
// "4cb2f"

let base64 = base2base(hex, {to: 64})
console.log(base64)
// "NGNiMmY="

let hexDecoded = base2base(base64, {from: 64})
console.log(hexDecoded)
// "4cb2f"


let invalidBinary = base2base("1010ab", {from: 2, to: 2})
console.log(invalidBinary)
// "1010"

let invalidBinaryStrict = base2base("1010ab", {from: 2, to: 2, strict: true})
console.log(invalidBinaryStrict)
// NaN