为什么链式动画不能实现？只能实现第一个动画呢

Question

.=() {     = .();     .= () {        (,,,(){           (,,(){               (,,);           })        });     } } =; =; (obj,attr,target,fn){  ();     =.();     =((){         =;         (attr==){             =.(((obj,attr))*);         }{             =((obj,attr));         }         =(target-)/;         =>?.():.();         (==target){             ();             (fn){                 fn();             }         }{             (attr==){                 obj..=+(+)+;                 obj.[attr]=(+)/;             }{                 obj.[attr]=++;             }         }     },); } (obj,attr){     (obj.){         obj.[attr];     }{         (obj,)[attr];     } }

Answer 1

再贴一次完整的代码吧~出错了