USBConfiguration

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

USBConfiguration interface of the WebUSB API provides information about a particular configuration of a USB device and the interfaces that it supports.

构造函数

USBConfiguration.USBConfiguration()
创建新的 USBConfiguration object which contains information about the configuration on the provided USBDevice with the given configuration value.

特性

USBConfiguration.configurationValue 只读
Returns the configuration value of this configuration. This is equal to the bConfigurationValue field of the configuration descriptor provided by the device defining this configuration.
USBConfiguration.configurationName 只读
Returns the name provided by the device to describe this configuration. This is equal to the value of the string descriptor with the index provided in the iConfiguration field of the configuration descriptor defining this configuration.
USBConfiguration.interfaces 只读
Returns an array containing instances of the USBInterface describing each interface supported by this configuration.

规范

规范 状态 Comment
WebUSB
The definition of 'USBConfiguration' 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
USBConfiguration
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
USBConfiguration() 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
configurationName
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
configurationValue
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
interfaces
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。