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移除书签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 GET 和 HEAD。
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
- 501 Not Implemented
规范
| Specification | Title |
|---|---|
| RFC 7231, section 6.6.2: 501 Not Implemented | Hypertext 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
| Desktop | Mobile | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Chrome | Edge | Firefox | Internet Explorer | Opera | Safari | Android webview | Chrome for Android | Edge Mobile | Firefox for Android | Opera for Android | Safari on iOS | Samsung Internet | |
501 | ChromeFull support Yes | EdgeFull support Yes | FirefoxFull support Yes | IEFull support Yes | OperaFull support Yes | SafariFull support Yes | WebView AndroidFull support Yes | Chrome AndroidFull support Yes | Edge MobileFull support Yes | Firefox AndroidFull support Yes | Opera AndroidFull support Yes | Safari iOSFull support Yes | Samsung Internet AndroidFull support Yes |
Legend
- Full support
- Full support
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