共享小部件v1.0.0 添加浮动小部件以打开“共享”选项 入门 在页面末尾添加此javascript: < script type =" text/javascript " > ! function ( s , h , a , r , e , w ) { s . shareWidget || ( e = h . createElement ( a ) , e . src = r , w = h . getElementsByTagName (