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http
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header
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ACCEPT
ACCEPT_CHARSET
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ACCEPT_LANGUAGE
ACCEPT_RANGES
ACCESS_CONTROL_ALLOW_CREDENTIALS
ACCESS_CONTROL_ALLOW_HEADERS
ACCESS_CONTROL_ALLOW_METHODS
ACCESS_CONTROL_ALLOW_ORIGIN
ACCESS_CONTROL_EXPOSE_HEADERS
ACCESS_CONTROL_MAX_AGE
ACCESS_CONTROL_REQUEST_HEADERS
ACCESS_CONTROL_REQUEST_METHOD
AGE
ALLOW
ALT_SVC
AUTHORIZATION
CACHE_CONTROL
CONNECTION
CONTENT_DISPOSITION
CONTENT_ENCODING
CONTENT_LANGUAGE
CONTENT_LENGTH
CONTENT_LOCATION
CONTENT_RANGE
CONTENT_SECURITY_POLICY
CONTENT_SECURITY_POLICY_REPORT_ONLY
CONTENT_TYPE
COOKIE
DATE
DNT
ETAG
EXPECT
EXPIRES
FORWARDED
FROM
HOST
IF_MATCH
IF_MODIFIED_SINCE
IF_NONE_MATCH
IF_RANGE
IF_UNMODIFIED_SINCE
LAST_MODIFIED
LINK
LOCATION
MAX_FORWARDS
ORIGIN
PRAGMA
PROXY_AUTHENTICATE
PROXY_AUTHORIZATION
PUBLIC_KEY_PINS
PUBLIC_KEY_PINS_REPORT_ONLY
RANGE
REFERER
REFERRER_POLICY
REFRESH
RETRY_AFTER
SEC_WEBSOCKET_ACCEPT
SEC_WEBSOCKET_EXTENSIONS
SEC_WEBSOCKET_KEY
SEC_WEBSOCKET_PROTOCOL
SEC_WEBSOCKET_VERSION
SERVER
SET_COOKIE
STRICT_TRANSPORT_SECURITY
TE
TRAILER
TRANSFER_ENCODING
UPGRADE
UPGRADE_INSECURE_REQUESTS
USER_AGENT
VARY
VIA
WARNING
WWW_AUTHENTICATE
X_CONTENT_TYPE_OPTIONS
X_DNS_PREFETCH_CONTROL
X_FRAME_OPTIONS
X_XSS_PROTECTION
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?
Constant
http
::
header
::
UPGRADE
⎘
[
−
]
[src]
pub const UPGRADE:
HeaderName
;
[
−
]
Expand description
Used as part of the exchange to upgrade the protocol.