Module conditional

HTTP conditional headers.

Web page performance can be significantly improved by caching resources. This submodule includes headers and types to communicate how and when to cache resources.

Further Reading

• MDN: HTTP Conditional Requests

Modules

• if_match
  Apply the HTTP method if the ETag matches.
• if_none_match
  Apply the HTTP method if the ETags do not match.

Structs

• IfMatch
  Apply the HTTP method if the ETag matches.
• IfModifiedSince
  Apply the HTTP method if the entity has been modified after the given date.
• IfNoneMatch
  Apply the HTTP method if the ETags do not match.
• IfUnmodifiedSince
  Apply the HTTP method if the entity has not been modified after the given date.
• LastModified
  The last modification date of a resource.
• Vary
  Apply the HTTP method if the ETag matches.

Enums

• ETag
  HTTP Entity Tags.