iOS ——细节处理之 隐藏和显示tabbar

LWDetailsViewController *detailVc = [LWDetailsViewController new];

//push 之前隐藏底部tabbar

self.hidesBottomBarWhenPushed=YES;

[self.navigationController pushViewController:detailVc animated:YES];

//push 之后显示tabbar

self.hidesBottomBarWhenPushed=NO;