这是
实验性技术
检查
浏览器兼容性表格
要小心谨慎在生产中使用这之前。
WritableStreamDefaultController
接口的
Streams API
represents a controller allowing control of a
WritableStream
's state. When constructing a
WritableStream
, the underlying sink is given a corresponding
WritableStreamDefaultController
instance to manipulate.
WritableStreamDefaultController
instances are created automatically during
WritableStream
construction.
None.
WritableStreamDefaultController.error()
Causes any future interactions with the associated stream to error.
const writableStream = new WritableStream({
start(controller) {
// do stuff with controller
// error stream if necessary
controller.error('My stream is broken');
},
write(chunk, controller) {
...
},
close(controller) {
...
},
abort(err) {
...
}
});
| 规范 | 状态 | 注释 |
|---|---|---|
|
流
The definition of 'WritableStreamDefaultController' in that specification. |
实时标准 | 初始定义。 |
| 桌面 | 移动 | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
WritableStreamDefaultController
|
Chrome 58 | Edge ≤18 | Firefox 不支持 No | IE ? | Opera 45 | Safari ? | WebView Android 58 | Chrome Android 58 | Firefox Android 不支持 No | Opera Android 43 | Safari iOS ? | Samsung Internet Android 7.0 |
error
|
Chrome ? | Edge 16 | Firefox 不支持 No | IE ? | Opera ? | Safari ? | WebView Android ? | Chrome Android ? | Firefox Android 不支持 No | Opera Android ? | Safari iOS ? | Samsung Internet Android ? |
完整支持
不支持
兼容性未知
实验。期望将来行为有所改变。
WritableStreamDefaultController