TouchList - Web APIs 编辑

The TouchList interface represents 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.

Properties

TouchList.length Read only

The number of Touch objects in the TouchList.

Methods

TouchList.identifiedTouch()

Returns the first Touch item in the list whose identifier matches a specified value.

TouchList.item()

Returns the Touch object at the specified index in the list.

Example

See the example on the main Touch events article.

Specifications

Browser compatibility

BCD tables only load in the browser

See also

• Touch events
• Document.createTouchList()