wx.onTouchCancel(function listener)
功能描述
监听触点失效事件
参数
function listener
触点失效事件的监听函数
参数
Object res
| 属性 | 类型 | 说明 |
|---|
| touches | Array.<Touch> | 当前所有触摸点的列表 |
| changedTouches | Array.<Touch> | 触发此次事件的触摸点列表 |
| timeStamp | number | 事件触发时的时间戳 |
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