BetterScroll
Inspired by iscroll, supports more features and has better performance
... is a plain DOM object when instantiated. Certainly, BetterScroll inside would try to use querySelector to get the DOM object. In BetterScroll 2.X, we split the 1.X-coupled feature into the plugin to achieve on-demand loading and reduce the volume of the package. Therefore, @better-scroll/core only provides the most core scrolling capabilities. If you want to implement the pull-up load, pull-down refresh function, you need to use the corresponding [plugin] (/en-US/plugins).