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Response 接口的error()方法返回一个包含网络错误相关信息的新Response对象
Note: 这主要与Service Workers有关； 如果您愿意，可以使用error方法返回错误。 错误响应的type 被设置为error。
Note: 一个“错误”的响应不会真正地暴露给脚本: 对 fetch() 的“错误”响应将会返回promise的reject状态。
语法
var errorResponse = Response.error();
参数
无
返回值
一个 Response 对象
示例
TBD (does not yet appear to be supported anywhere).
规范
| 规范 | 状态 | 注释 |
|---|---|---|
| Fetch error() |
Living Standard |
Browser compatibility
The compatibility table on 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 | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
error | Chrome Full support Yes | Edge Full support 16 | Firefox Full support Yes | IE No support No | Opera Full support Yes | Safari Full support Yes | WebView Android No support No | Chrome Android No support No | Firefox Android No support No | Opera Android No support No | Safari iOS No support No | Samsung Internet Android No support No |
Legend
- Full support
- Full support
- No support
- No support
- Experimental. Expect behavior to change in the future.
- Experimental. Expect behavior to change in the future.