Function base64ToArrayBuffer

apps/OpenSign/src/constant/Utils.js:3397–3409

(base64)

  return { arrayBuffer: arrayBuffer, base64: pdfbase64 };
}
export function base64ToArrayBuffer(base64) {
  // Decode the base64 string to a binary string
  const binaryString = atob(base64);
  // Create a new ArrayBuffer with the same length as the binary string
  const len = binaryString.length;
  const bytes = new Uint8Array(len);
  // Convert the binary string to a byte array
  for (let i = 0; i < len; i++) {
    bytes[i] = binaryString.charCodeAt(i);
  }
  // Return the ArrayBuffer
  return bytes.buffer;
}
export function removeBase64Prefix(base64String) {
  return base64String.replace(/^data:.*;base64,/, "");
}