[TOC] #### 获取 dom 元素 ~~~ <song-list :songs="songs" ref="songList"></song-list> ~~~ >[danger] this.$refs.songList ***** #### 改变Dom元素属性 ~~~ <song-list :songs="songs" ref="songList"></song-list> ~~~ >[danger] this.$refs.songList.$el.style.top = 'xxx' > $el 相当于element