canonicalJSONHash

canonicalJSONHash(json, algorithm?) → string · JSON

Canonicalize JSON per RFC 8785 and compute a cryptographic hash of the result.

• json (required): JSON string or UDM value

• algorithm (optional, default "SHA-256"): hash algorithm

// See Chapter 24 for JSON processing.
{
  digest: canonicalJSONHash(renderJson($input)),
  digest512: canonicalJSONHash(renderJson($input), "SHA-512")
}