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GuidesAccess control CORSAuthenticationBrowser detection using the user agentCachingCaching FAQCompressionConditional requestsConnection management in HTTP 1.xContent negotiationContent negotiation: List of default Accept valuesCookiesCSPMessagesOverviewProtocol upgrade mechanismProxy servers and tunnelingProxy servers and tunneling: Proxy Auto-Configuration (PAC) filePublic Key PinningRange requestsRedirectionsResources and specificationsResources and URIsResponse codesServer-Side Access ControlSessionGuides: BasicsBasics of HTTPChoosing between www and non-www URLsData URIsEvolution of HTTPIdentifying resources on the WebMIME TypesMIME types: Complete list of MIME typesCSPContent-Security-PolicyContent-Security-Policy-Report-OnlyCSP: base-uriCSP: block-all-mixed-contentCSP: child-srcCSP: connect-srcCSP: default-srcCSP: font-srcCSP: form-actionCSP: frame-ancestorsCSP: frame-srcCSP: img-srcCSP: manifest-srcCSP: media-srcCSP: object-srcCSP: plugin-typesCSP: referrerCSP: report-uriCSP: require-sri-forCSP: sandboxCSP: script-srcCSP: style-srcCSP: upgrade-insecure-requestsCSP: worker-srcHeadersAcceptAccept-CharsetAccept-EncodingAccept-LanguageAccept-RangesAccess-Control-Allow-CredentialsAccess-Control-Allow-HeadersAccess-Control-Allow-MethodsAccess-Control-Allow-OriginAccess-Control-Expose-HeadersAccess-Control-Max-AgeAccess-Control-Request-HeadersAccess-Control-Request-MethodAgeAllowAuthorizationCache-ControlConnectionContent-DispositionContent-EncodingContent-LanguageContent-LengthContent-LocationContent-RangeContent-TypeCookieCookie2DateDNTETagExpectExpiresForwardedFromHeadersHostIf-MatchIf-Modified-SinceIf-None-MatchIf-RangeIf-Unmodified-SinceKeep-AliveLarge-AllocationLast-ModifiedLocationOriginPragmaProxy-AuthenticateProxy-AuthorizationPublic-Key-PinsPublic-Key-Pins-Report-OnlyRangeRefererReferrer-PolicyRetry-AfterServerSet-CookieSet-Cookie2SourceMapStrict-Transport-SecurityTETkTrailerTransfer-EncodingUpgrade-Insecure-RequestsUser-AgentUser-Agent: FirefoxVaryViaWarningWWW-AuthenticateX-Content-Type-OptionsX-DNS-Prefetch-ControlX-Forwarded-ForX-Forwarded-HostX-Forwarded-ProtoX-Frame-OptionsX-XSS-ProtectionMethodsCONNECTDELETEGETHEADMethodsOPTIONSPATCHPOSTPUTStatus100 Continue101 Switching Protocols200 OK201 Created202 Accepted203 Non-Authoritative Information204 No Content205 Reset Content206 Partial Content300 Multiple Choices301 Moved Permanently302 Found303 See Other304 Not Modified307 Temporary Redirect308 Permanent Redirect400 Bad Request401 Unauthorized403 Forbidden404 Not Found405 Method Not Allowed406 Not Acceptable407 Proxy Authentication Required408 Request Timeout409 Conflict410 Gone411 Length Required412 Precondition Failed413 Payload Too Large414 URI Too Long415 Unsupported Media Type416 Range Not Satisfiable417 Expectation Failed426 Upgrade Required428 Precondition Required429 Too Many Requests431 Request Header Fields Too Large451 Unavailable For Legal Reasons500 Internal Server Error501 Not Implemented502 Bad Gateway503 Service Unavailable504 Gateway Timeout505 HTTP Version Not Supported511 Network Authentication RequiredStatus
文字

Access-Control-Request-Headers发出请求时报头用于预检请求让服务器知道哪些 HTTP 头的实际请求时将被使用。

Header type

Request header

Forbidden header name

yes

语法

Access-Control-Request-Headers: <header-name>, <header-name>, ...

指令

<header-name> 请求中包含的 HTTP 的 header 的逗号分隔列表。

例子

Access-Control-Request-Headers: X-PINGOTHER, Content-Type

规范

Specification

Status

Comment

FetchThe definition of 'Access-Control-Request-Headers' in that specification.

Living Standard

Initial definition.

浏览器兼容性

Feature

Chrome

Firefox

Edge

Internet Explorer

Opera

Safari

Basic Support

4

3.5

12

10

12

4

Feature

Android

Chrome for Android

Edge mobile

Firefox for Android

IE mobile

Opera Android

iOS Safari

Basic Support

2.1

(Yes)

(Yes)

1.0

(Yes)

12

3.2

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