USBIsochronousOutTransferPacket

草案
此页面不完整。

Secure context
This feature is available only in secure contexts (HTTPS), in some or all supporting browsers .

USBIsochronousOutTransferPacket interface of the WebUSB API is part of the response from a call to the isochronousTransferOut() 方法源于 USBDevice interface. It represents the status of an individual packet from a request to transfer data from the USB host to the USB device over an isochronous endpoint.

构造函数

USBIsochronousOutTransferPacket.USBIsochronousOutTransferPacket()
创建新的 USBIsochronousOutTransferPacket object with the provided status and bytesWritten fields.

特性

USBIsochronousOutTransferPacket.bytesWritten 只读
Returns the number of bytes from the packet that were sent to the device.
USBIsochronousOutTransferPacket.status 只读
Returns the status of the transfer request, one of:
  • "ok" - The transfer was successful.
  • "stall" - The device indicated an error by generating a stall condition on the endpoint. A stall on an isochronous endpoint does not need to be cleared.

规范

规范 状态 Comment
WebUSB
The definition of 'USBIsochronousOutTransferPacket' in that specification.
草案 初始定义。

浏览器兼容性

更新 GitHub 上的兼容性数据
Desktop Mobile
Chrome Edge Firefox Internet Explorer Opera Safari Android webview Chrome for Android Firefox for Android Opera for Android Safari on iOS Samsung Internet
USBIsochronousOutTransferPacket
Chrome 61 Edge 79 Firefox No IE No Opera 48 Safari No WebView Android No Chrome Android 61 Firefox Android No Opera Android 45 Safari iOS No Samsung Internet Android 8.0
USBIsochronousOutTransferPacket() 构造函数
Chrome 61 Edge 79 Firefox No IE No Opera 48 Safari No WebView Android No Chrome Android 61 Firefox Android No Opera Android 45 Safari iOS No Samsung Internet Android 8.0
bytesWritten
Chrome 61 Edge 79 Firefox No IE No Opera 48 Safari No WebView Android No Chrome Android 61 Firefox Android No Opera Android 45 Safari iOS No Samsung Internet Android 8.0
status
Chrome 61 Edge 79 Firefox No IE No Opera 48 Safari No WebView Android No Chrome Android 61 Firefox Android No Opera Android 45 Safari iOS No Samsung Internet Android 8.0

图例

完整支持
完整支持
不支持
不支持
实验。期望将来行为有所改变。
实验。期望将来行为有所改变。