Want-Content-Digest
The Want-Content-Digest request or response header states the wish for a Content-Digest header. It is the Content- analogue of Want-Repr-Digest.
| Header type | Representation header |
|---|---|
| Forbidden header name | no |
Syntax
Want-Content-Digest describes an RFC8941 dictionary with its keys being hashing algorithms and its values being the integers 0 (meaning "not acceptable") or 1 to 9 (conveying ascending, relative, weighted preference).
Note: In contrast to earlier drafts of the specifications, the weighting is not declared via q-values.
Directives
For permissible digest algorithms see Repr-Digest.
Examples
http
Want-Content-Digest: md5=1, sha-512=0, sha-256=4
Want-Content-Digest: md5=0
Specifications
| Specification |
|---|
| Digest Fields |
Browser compatibility
This header has no specification-defined browser integration ("browser compatibility" does not apply).
Developers can set and get HTTP headers using fetch() in order to provide application-specific implementation behavior.