A list of contact points on a touch surface. For example, if the user has three
fingers on the touch surface (such as a screen or trackpad), the corresponding
TouchList object would have one Touch object for each finger, for a total
of three entries.
A list of contact points on a touch surface. For example, if the user has three fingers on the touch surface (such as a screen or trackpad), the corresponding
TouchListobject would have oneTouchobject for each finger, for a total of three entries.MDN Reference