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  1. 面向开发者的 Web 技术
  2. HTTP
  3. 参考
  4. HTTP 响应状态码
  5. 103 Early Hints
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在本文中

  • 状态码
  • 规范
  • 浏览器兼容性
  • 参见
  1. HTTP
  2. 指南
  3. HTTP 概述
  4. HTTP 的发展
  5. 典型的 HTTP 会话
  6. HTTP 消息
  7. MIME 类型（IANA 媒体类型）
  8. HTTP 协议中的数据压缩
  9. Compression Dictionary Transport 实验性
  10. HTTP 缓存
  11. HTTP 身份验证
  12. HTTP Cookie
  13. HTTP 的重定向
  14. HTTP 条件请求
  15. HTTP 范围请求
  16. 内容协商
  17. HTTP/1.x 的连接管理
  18. 协议升级机制
  19. 代理服务器与隧道
  20. HTTP 客户端提示（Client Hint）
  21. 安全与隐私
    1. 确保你的站点安全
    2. HTTP Observatory
    3. 权限策略 实验性
    4. 内容安全策略（CSP）
    5. Cross-Origin Resource Policy (CORP)
    6. 跨源资源共享（CORS）
    7. CORS 错误
      1. 原因：CORS disabled
      2. 原因：CORS header 'Access-Control-Allow-Origin' does not match 'xyz'
      3. 原因：CORS header 'Access-Control-Allow-Origin' missing
      4. 原因：CORS header 'Origin' cannot be added
      5. 原因：CORS preflight channel did not succeed
      6. 原因：CORS request did not succeed
      7. 原因：CORS request external redirect not allowed
      8. 原因：CORS request not HTTP
      9. 原因：Credential is not supported if the CORS header 'Access-Control-Allow-Origin' is '*'
      10. 原因：Did not find method in CORS header 'Access-Control-Allow-Methods'
      11. 原因：expected 'true' in CORS header 'Access-Control-Allow-Credentials'
      12. 原因：invalid token 'xyz' in CORS header 'Access-Control-Allow-Headers'
      13. 原因：invalid token 'xyz' in CORS header 'Access-Control-Allow-Methods'
      14. 原因：missing token 'xyz' in CORS header 'Access-Control-Allow-Headers' from CORS preflight channel
      15. 原因：Multiple CORS header 'Access-Control-Allow-Origin' not allowed
  22. 参考
  23. HTTP 标头
    1. Accept
    2. Accept-CH
    3. Accept-Encoding
    4. Accept-Language
    5. Accept-Patch
    6. Accept-Post
    7. Accept-Ranges
    8. Access-Control-Allow-Credentials
    9. Access-Control-Allow-Headers
    10. Access-Control-Allow-Methods
    11. Access-Control-Allow-Origin
    12. Access-Control-Expose-Headers
    13. Access-Control-Max-Age
    14. Access-Control-Request-Headers
    15. Access-Control-Request-Method
    16. Age
    17. Allow
    18. Alt-Svc
    19. Alt-Used
    20. Attribution-Reporting-Eligible 实验性
    21. Attribution-Reporting-Register-Source 实验性
    22. Attribution-Reporting-Register-Trigger 实验性
    23. Authorization
    24. Available-Dictionary 实验性
    25. Cache-Control
    26. Clear-Site-Data
    27. Connection
    28. Content-Digest
    29. Content-Disposition
    30. Content-DPR 非标准 已弃用
    31. Content-Encoding
    32. Content-Language
    33. Content-Length
    34. Content-Location
    35. Content-Range
    36. Content-Security-Policy (CSP)
    37. Content-Security-Policy-Report-Only
    38. Content-Type
    39. Cookie
    40. Critical-CH 实验性
    41. Cross-Origin-Embedder-Policy
    42. Cross-Origin-Opener-Policy
    43. Cross-Origin-Resource-Policy
    44. Date
    45. Device-Memory
    46. Dictionary-ID 实验性
    47. DNT 非标准 已弃用
    48. Downlink 实验性
    49. DPR 非标准 已弃用
    50. Early-Data 实验性
    51. ECT 实验性
    52. ETag
    53. Expect
    54. Expect-CT 已弃用
    55. Expires
    56. Forwarded
    57. From
    58. Host
    59. If-Match
    60. If-Modified-Since
    61. If-None-Match
    62. If-Range
    63. If-Unmodified-Since
    64. Keep-Alive
    65. Last-Modified
    66. Link
    67. Location
    68. Max-Forwards
    69. NEL 实验性
    70. No-Vary-Search 实验性
    71. Observe-Browsing-Topics 实验性 非标准
    72. Origin
    73. Origin-Agent-Cluster
    74. Permissions-Policy 实验性
    75. Pragma 已弃用
    76. Prefer
    77. Preference-Applied
    78. Priority
    79. Proxy-Authenticate
    80. Proxy-Authorization
    81. Range
    82. Referer
    83. Referrer-Policy
    84. Refresh
    85. Report-To 非标准 已弃用
    86. Reporting-Endpoints
    87. Repr-Digest
    88. Retry-After
    89. RTT 实验性
    90. Save-Data 实验性
    91. Sec-Browsing-Topics 实验性 非标准
    92. Sec-CH-Prefers-Color-Scheme 实验性
    93. Sec-CH-Prefers-Reduced-Motion 实验性
    94. Sec-CH-Prefers-Reduced-Transparency 实验性
    95. Sec-CH-UA 实验性
    96. Sec-CH-UA-Arch 实验性
    97. Sec-CH-UA-Bitness 实验性
    98. Sec-CH-UA-Form-Factors 实验性
    99. Sec-CH-UA-Full-Version 已弃用
    100. Sec-CH-UA-Full-Version-List 实验性
    101. Sec-CH-UA-Mobile 实验性
    102. Sec-CH-UA-Model 实验性
    103. Sec-CH-UA-Platform 实验性
    104. Sec-CH-UA-Platform-Version 实验性
    105. Sec-CH-UA-WoW64 实验性
    106. Sec-Fetch-Dest
    107. Sec-Fetch-Mode
    108. Sec-Fetch-Site
    109. Sec-Fetch-User
    110. Sec-GPC 实验性
    111. Sec-Purpose
    112. Sec-Speculation-Tags 实验性
    113. Sec-WebSocket-Accept
    114. Sec-WebSocket-Extensions
    115. Sec-WebSocket-Key
    116. Sec-WebSocket-Protocol
    117. Sec-WebSocket-Version
    118. Server
    119. Server-Timing
    120. Service-Worker
    121. Service-Worker-Allowed
    122. Service-Worker-Navigation-Preload
    123. Set-Cookie
    124. Set-Login
    125. SourceMap
    126. Speculation-Rules 实验性
    127. Strict-Transport-Security
    128. Supports-Loading-Mode 实验性
    129. TE
    130. Timing-Allow-Origin
    131. Tk 非标准 已弃用
    132. Trailer
    133. Transfer-Encoding
    134. Upgrade
    135. Upgrade-Insecure-Requests
    136. Use-As-Dictionary 实验性
    137. User-Agent
    138. Vary
    139. Via
    140. Viewport-Width 非标准 已弃用
    141. Want-Content-Digest
    142. Want-Repr-Digest
    143. Warning 已弃用
    144. Width 非标准 已弃用
    145. WWW-Authenticate
    146. X-Content-Type-Options
    147. X-DNS-Prefetch-Control 非标准
    148. X-Forwarded-For 非标准
    149. X-Forwarded-Host 非标准
    150. X-Forwarded-Proto 非标准
    151. X-Frame-Options
    152. X-Permitted-Cross-Domain-Policies 非标准
    153. X-Powered-By 非标准
    154. X-Robots-Tag 非标准
    155. X-XSS-Protection 非标准 已弃用
  24. HTTP 请求方法
    1. CONNECT
    2. DELETE
    3. GET
    4. HEAD
    5. OPTIONS
    6. PATCH
    7. POST
    8. PUT
    9. TRACE
  25. HTTP 响应状态码
    1. 100 Continue
    2. 101 Switching Protocols
    3. 102 Processing
    4. 103 Early Hints
    5. 200 OK
    6. 201 Created
    7. 202 Accepted
    8. 203 Non-Authoritative Information
    9. 204 No Content
    10. 205 Reset Content
    11. 206 Partial Content
    12. 207 Multi-Status
    13. 208 Already Reported
    14. 226 IM Used
    15. 300 Multiple Choices
    16. 301 Moved Permanently
    17. 302 Found
    18. 303 See Other
    19. 304 Not Modified
    20. 307 Temporary Redirect
    21. 308 Permanent Redirect
    22. 400 Bad Request
    23. 401 Unauthorized
    24. 402 Payment Required
    25. 403 Forbidden
    26. 404 Not Found
    27. 405 Method Not Allowed
    28. 406 Not Acceptable
    29. 407 Proxy Authentication Required
    30. 408 Request Timeout
    31. 409 Conflict
    32. 410 Gone
    33. 411 Length Required
    34. 412 Precondition Failed
    35. 413 Content Too Large
    36. 414 URI Too Long
    37. 415 Unsupported Media Type
    38. 416 Range Not Satisfiable
    39. 417 Expectation Failed
    40. 418 I'm a teapot
    41. 421 Misdirected Request
    42. 422 Unprocessable Entity
    43. 423 Locked
    44. 424 Failed Dependency
    45. 425 Too Early
    46. 426 Upgrade Required
    47. 428 Precondition Required
    48. 429 Too Many Requests
    49. 431 Request Header Fields Too Large
    50. 451 Unavailable For Legal Reasons
    51. 500 Internal Server Error
    52. 501 Not Implemented
    53. 502 Bad Gateway
    54. 503 Service Unavailable
    55. 504 Gateway Timeout
    56. 505 HTTP Version Not Supported
    57. 506 Variant Also Negotiates
    58. 507 Insufficient Storage
    59. 508 Loop Detected
    60. 510 Not Extended
    61. 511 Network Authentication Required
  26. CSP 指令
    1. CSP: base-uri
    2. CSP: block-all-mixed-content 已弃用
    3. CSP: child-src
    4. CSP: connect-src
    5. CSP：default-src
    6. CSP: fenced-frame-src 实验性
    7. CSP: font-src
    8. CSP: form-action
    9. CSP：frame-ancestors
    10. CSP: frame-src
    11. CSP: img-src
    12. CSP: manifest-src
    13. CSP: media-src
    14. CSP: object-src
    15. CSP: prefetch-src 非标准 已弃用
    16. report-to
    17. CSP: report-uri 已弃用
    18. CSP: require-trusted-types-for
    19. CSP: sandbox
    20. CSP: script-src
    21. CSP: script-src-attr
    22. CSP: script-src-elem
    23. CSP: style-src
    24. CSP: style-src-attr
    25. CSP: style-src-elem
    26. CSP: trusted-types
    27. CSP: upgrade-insecure-requests
    28. CSP: worker-src
  27. 权限策略指令 实验性
    1. Permissions-Policy: accelerometer 实验性
    2. Permissions-Policy: ambient-light-sensor 实验性
    3. Permissions-Policy: attribution-reporting 实验性
    4. Permissions-Policy: autoplay 实验性
    5. Permissions-Policy: bluetooth 实验性
    6. Permissions-Policy: browsing-topics 实验性 非标准
    7. Permissions-Policy: camera 实验性
    8. Permissions-Policy: compute-pressure 实验性
    9. Permissions-Policy: cross-origin-isolated 实验性
    10. Permissions-Policy: deferred-fetch 实验性
    11. Permissions-Policy: deferred-fetch-minimal 实验性
    12. Permissions-Policy: display-capture 实验性
    13. Permissions-Policy: document-domain 实验性
    14. Permissions-Policy: encrypted-media 实验性
    15. Permissions-Policy: fullscreen 实验性
    16. Permissions-Policy: gamepad 实验性
    17. Permissions-Policy: geolocation 实验性
    18. Permissions-Policy: gyroscope 实验性
    19. Permissions-Policy: hid 实验性
    20. Permissions-Policy: identity-credentials-get 实验性
    21. Permissions-Policy: idle-detection 实验性
    22. Permissions-Policy: local-fonts 实验性
    23. Permissions-Policy: magnetometer 实验性
    24. Permissions-Policy: microphone 实验性
    25. Permissions-Policy: midi 实验性
    26. Permissions-Policy: otp-credentials 实验性
    27. Permissions-Policy: payment 实验性
    28. Permissions-Policy: picture-in-picture 实验性
    29. Permissions-Policy: publickey-credentials-create 实验性
    30. Permissions-Policy: publickey-credentials-get 实验性
    31. Permissions-Policy: screen-wake-lock 实验性
    32. Permissions-Policy: serial 实验性
    33. Permissions-Policy: speaker-selection 实验性
    34. Permissions-Policy: storage-access 实验性
    35. Permissions-Policy: usb 实验性
    36. Permissions-Policy: web-share 实验性
    37. Permissions-Policy: window-management 实验性
    38. Permissions-Policy: xr-spatial-tracking 实验性
  28. HTTP 资源与规范

在本文中

  • 状态码
  • 规范
  • 浏览器兼容性
  • 参见

103 Early Hints

103 Early Hints 信息状态响应码，一般和 Link header（首部）一起使用，来允许用户在服务器还在准备响应数据的时候预加载一些资源。

状态码

103 Early Hints

规范

Specification
An HTTP Status Code for Indicating Hints
# early-hints
HTML
# early-hints

浏览器兼容性

参见

  • Link

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