tableView/ setValue VS setObject

_myTableView = [[UITableView alloc]initWithFrame:CGRectMake(0, 64, ScreenW,tableViewH) style:(UITableViewStylePlain)];
 // 如果设置的Y= 0,
= UIEdgeInsetsMake(-64, 0, 0, 0);

Evernote Snapshot 20160929 110246.png

setValue forkey 和 setObject forkey区别