tableview.contentInset = UIEdgeInsetsMake(-35, 0, 0, 0)
更多:http://stackoverflow.com/questions/23663947/grouped-uitableview-35-point-pixel-top-inset-padding
tableview.contentInset = UIEdgeInsetsMake(-35, 0, 0, 0)
更多:http://stackoverflow.com/questions/23663947/grouped-uitableview-35-point-pixel-top-inset-padding