UNPKG

@mysten/utils

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// Copyright (c) Mysten Labs, Inc. // SPDX-License-Identifier: Apache-2.0 export function fromBase64(base64String: string): Uint8Array { return Uint8Array.from(atob(base64String), (char) => char.charCodeAt(0)); } const CHUNK_SIZE = 8192; export function toBase64(bytes: Uint8Array): string { // Special-case the simple case for speed's sake. if (bytes.length < CHUNK_SIZE) { return btoa(String.fromCharCode(...bytes)); } let output = ''; for (var i = 0; i < bytes.length; i += CHUNK_SIZE) { const chunk = bytes.slice(i, i + CHUNK_SIZE); output += String.fromCharCode(...chunk); } return btoa(output); }