Reposted from https://www.cnblogs.com/puke/archive/2012/09/13/2683067.html
Have tried this method
This way you can get the elements of the parent page , But when calling the method of E
Reposted from https://www.cnblogs.com/puke/archive/2012/09/13/2683067.html
Have tried this method
This way you can get the elements of the parent page , But when calling the method of E