HTTP 501 Not Implemented 服务器错误响应码表示请求的方法不被服务器支持,因此无法被处理。服务器必须支持的方法(即不会返回这个状态码的方法)只有 GETHEAD

请注意,你无法修复 501 错误,需要被访问的 web 服务器去修复该问题。

501 响应默认是可缓存的。

状态

  1. 501 Not Implemented

规范

SpecificationTitle
RFC 7231, section 6.6.2: 501 Not ImplementedHypertext Transfer Protocol (HTTP/1.1): Semantics and Content

浏览器兼容性

The compatibility table in this page is generated from structured data. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request.

Update compatibility data on GitHub

DesktopMobile
ChromeEdgeFirefoxInternet ExplorerOperaSafariAndroid webviewChrome for AndroidEdge MobileFirefox for AndroidOpera for AndroidSafari on iOSSamsung Internet
501ChromeFull support YesEdgeFull support YesFirefoxFull support YesIEFull support YesOperaFull support YesSafariFull support YesWebView AndroidFull support YesChrome AndroidFull support YesEdge MobileFull support YesFirefox AndroidFull support YesOpera AndroidFull support YesSafari iOSFull support YesSamsung Internet AndroidFull support Yes

Legend

  • Full support
  • Full support

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