Sadly, this is not (yet?) supported on iOS.
Purpose
This feature can be used for adding vibration feedback to webpages interaction:
A quick example, taken from here can be seen on this page, to try out the vibration API on your device.
This feature can be used for adding vibration feedback to webpages interaction:
A quick example, taken from here can be seen on this page, to try out the vibration API on your device.