Enum iron::headers::Expect  
            [-] [+]
        [src]
pub enum Expect {
    Continue,
}The Expect header.
The "Expect" header field in a request indicates a certain set of behaviors (expectations) that need to be supported by the server in order to properly handle this request. The only such expectation defined by this specification is 100-continue.
Expect = "100-continue"
Variants
Continue | The value   |