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.