Struct hyper::header::IfModifiedSince [−][src]
pub struct IfModifiedSince(pub HttpDate);
Expand description
If-Modified-Since
header, defined in
RFC7232
The If-Modified-Since
header field makes a GET or HEAD request
method conditional on the selected representation’s modification date
being more recent than the date provided in the field-value.
Transfer of the selected representation’s data is avoided if that
data has not changed.
ABNF
If-Unmodified-Since = HTTP-date
Example values
Sat, 29 Oct 1994 19:43:31 GMT
Example
// extern crate time;
use hyper::header::{Headers, IfModifiedSince, HttpDate};
use time::{self, Duration};
let mut headers = Headers::new();
headers.set(IfModifiedSince(HttpDate(time::now() - Duration::days(1))));
Tuple Fields
0: HttpDate
Trait Implementations
Format a header to be output into a TcpStream. Read more
This method tests for self
and other
values to be equal, and is used
by ==
. Read more
This method tests for !=
.
Auto Trait Implementations
impl RefUnwindSafe for IfModifiedSince
impl Send for IfModifiedSince
impl Sync for IfModifiedSince
impl Unpin for IfModifiedSince
impl UnwindSafe for IfModifiedSince
Blanket Implementations
Mutably borrows from an owned value. Read more