實際示例： 假設您編寫了this html "app"並且想知道客戶端是否支持多點觸控輸入。如果確實如此，這些按鈕變得易消耗，因此可能會被隱藏 - 這在小屏幕上是非常理想的。當然，安裝後讓用戶通過多點觸控功能測試是一種選擇，但這是一個古怪的解決方案。HTML5應用程序和客戶端協商輸入功能的標準？
意識到觸摸事件的當前w3c candidate recommendation的，和喜歡的應用程序清單的東西（這僅與緩存的要求涉及），我想問：
設備API工作組將成爲本次討論的最合適的場所。這裏是他們工作的列表：
2016-10-18 Vibration API (Second Edition) Recommendation Nightly Draft 2015-02-10 Vibration API Recommendation Nightly Draft 2012-10-02 Web API Design Cookbook Group Note 2012-07-03 Web Application Privacy Best Practices Group Note 2011-12-01 Requirements for Home Networking Scenarios Group Note 2011-03-17 Device API Access Control Use Cases and Requirements Group Note 2010-06-29 Device API Privacy Requirements Group Note 2009-10-15 Device APIs Requirements Group Note Drafts 2016-12-12 MediaStream Image Capture Working Draft Nightly Draft 2016-12-06 MediaStream Recording Working Draft Nightly Draft 2016-11-02 Audio Output Devices API Working Draft Nightly Draft 2016-09-13 Accelerometer Sensor Working Draft Nightly Draft 2016-09-13 Gyroscope Sensor Working Draft Nightly Draft 2016-09-13 Magnetometer Sensor Working Draft Nightly Draft 2016-08-30 Ambient Light Sensor Working Draft Nightly Draft 2016-08-30 Media Capture from DOM Elements Working Draft Nightly Draft 2016-08-30 Generic Sensor API Working Draft Nightly Draft 2016-08-03 Wake Lock API Working Draft Nightly Draft 2016-07-19 Proximity Sensor Working Draft Nightly Draft 2016-07-14 Screen Capture Working Draft Nightly Draft 2016-07-12 Media Capture Depth Stream Extensions Working Draft Nightly Draft 2016-07-07 Battery Status API Candidate Recommendation Nightly Draft 2016-05-19 Media Capture and Streams Candidate Recommendation Nightly Draft 2014-09-09 HTML Media Capture Candidate Recommendation Nightly Draft 2014-02-20 Network Service Discovery Working Draft Nightly Draft 2012-03-06 MediaStream Capture Scenarios Working Draft
參考