19 lines
469 B
TypeScript
19 lines
469 B
TypeScript
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export function base64Decode(s: string): Uint8Array {
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const binString = atob(s);
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const len = binString.length;
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const bytes = new Uint8Array(len);
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for (let i = 0; i < len; i++) {
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bytes[i] = binString.charCodeAt(i);
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}
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return bytes;
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}
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export function base64Encode(buffer: Uint8Array): string {
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let binary = "";
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const len = buffer.byteLength;
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for (let i = 0; i < len; i++) {
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binary += String.fromCharCode(buffer[i]);
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}
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return btoa(binary);
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}
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