Function buildBuffer

test/node/test-buffer-alloc.js:549–556

(data)

}

function buildBuffer(data) {
  if (Array.isArray(data)) {
    const buffer = Buffer.allocUnsafe(data.length);
    data.forEach((v, k) => buffer[k] = v);
    return buffer;
  }
  return null;
}

const x = buildBuffer([0x81, 0xa3, 0x66, 0x6f, 0x6f, 0xa3, 0x62, 0x61, 0x72]);