const chars = `ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/`; export const alphabetByEncoding = Object.entries(chars).reduce((acc, [i, c]) => { acc[c] = Number(i); return acc; }, {}); export const alphabetByValue = chars.split(""); export const bitsPerLetter = 6; export const bitsPerByte = 8; export const maxLetterValue = 0b111111;