方法 / 定制better-scroll 还提供了一些定制的方法,专门用来实现某一个 feature 所用。 goToPage(x, y, time, easing)next(time, easing)prev(time, easing)getCurrentPage()wheelTo(index)getSelectedIndex()finishPullDown()openPullDown(config) (v1.9.0+)closePullDown() (v1.9.0+)finishPullUp()openPullUp(config) (v1.9.0+)closePullUp() (v1.9.0+)zoomTo(scale, x, y) (v1.12.0+)