// 平滑的滚动到底部
const scrollToBottom = (element) =>
element.scrollIntoView({ behavior: "smooth", block: "end" });
// 平滑的滚动到顶部
const scrollToTop = (element) =>
element.scrollIntoView({ behavior: "smooth", block: "start" });
behavior: "smooth" 平滑，
block："start" | "end" :顶部 或者 底部
标签：滚动,顶部,smooth,element,behavior,js,block From： https://www.cnblogs.com/grow-up-up/p/17001249.html