HTML各种尺寸 Posted on 2016-12-15 Edited on 2020-12-07 In Misc References:[1]offsetLeft,Left,clientLeft详解[2]深入理解定位父级offsetParent及偏移大小[3]深入理解可视区尺寸client[4]深入理解滚动scroll[5]Cross-browser mouse positioning ===[erq]