Variables
Const CHARSET
CHARSET: "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789" = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789"
Const HAS_CRYPTO
HAS_CRYPTO: boolean = typeof window !== 'undefined' && !!(global as any).crypto
Const encoder
encoder: any = (global as any).TextEncoder ? new (global as any).TextEncoder('utf-8') : undefined