preconditionRequired constant Null safety
@Since("2.1")
Implementation
static const int preconditionRequired = 428
- Dart
- dart:io
- HttpStatus
- preconditionRequired constant
HttpStatus class
- Constructors
- HttpStatus
- Properties
- hashCode
- runtimeType
- Methods
- noSuchMethod
- toString
- Operators
- operator ==
- Constants
- ACCEPTED
- accepted
- alreadyReported
- BAD_GATEWAY
- BAD_REQUEST
- badGateway
- badRequest
- clientClosedRequest
- CONFLICT
- conflict
- connectionClosedWithoutResponse
- CONTINUE
- continue_
- CREATED
- created
- EXPECTATION_FAILED
- expectationFailed
- failedDependency
- FORBIDDEN
- forbidden
- FOUND
- found
- GATEWAY_TIMEOUT
- gatewayTimeout
- GONE
- gone
- HTTP_VERSION_NOT_SUPPORTED
- httpVersionNotSupported
- imUsed
- insufficientStorage
- INTERNAL_SERVER_ERROR
- internalServerError
- LENGTH_REQUIRED
- lengthRequired
- locked
- loopDetected
- METHOD_NOT_ALLOWED
- methodNotAllowed
- misdirectedRequest
- MOVED_PERMANENTLY
- MOVED_TEMPORARILY
- movedPermanently
- movedTemporarily
- MULTIPLE_CHOICES
- multipleChoices
- multiStatus
- NETWORK_CONNECT_TIMEOUT_ERROR
- networkAuthenticationRequired
- networkConnectTimeoutError
- NO_CONTENT
- noContent
- NON_AUTHORITATIVE_INFORMATION
- nonAuthoritativeInformation
- NOT_ACCEPTABLE
- NOT_FOUND
- NOT_IMPLEMENTED
- NOT_MODIFIED
- notAcceptable
- notExtended
- notFound
- notImplemented
- notModified
- OK
- ok
- PARTIAL_CONTENT
- partialContent
- PAYMENT_REQUIRED
- paymentRequired
- permanentRedirect
- PRECONDITION_FAILED
- preconditionFailed
- preconditionRequired
- processing
- PROXY_AUTHENTICATION_REQUIRED
- proxyAuthenticationRequired
- REQUEST_ENTITY_TOO_LARGE
- REQUEST_TIMEOUT
- REQUEST_URI_TOO_LONG
- REQUESTED_RANGE_NOT_SATISFIABLE
- requestedRangeNotSatisfiable
- requestEntityTooLarge
- requestHeaderFieldsTooLarge
- requestTimeout
- requestUriTooLong
- RESET_CONTENT
- resetContent
- SEE_OTHER
- seeOther
- SERVICE_UNAVAILABLE
- serviceUnavailable
- SWITCHING_PROTOCOLS
- switchingProtocols
- TEMPORARY_REDIRECT
- temporaryRedirect
- tooManyRequests
- UNAUTHORIZED
- unauthorized
- unavailableForLegalReasons
- unprocessableEntity
- UNSUPPORTED_MEDIA_TYPE
- unsupportedMediaType
- UPGRADE_REQUIRED
- upgradeRequired
- USE_PROXY
- useProxy
- variantAlsoNegotiates