iOS15 导航栏设置

if(@available(iOS13.0, *)) {

        //设置导航颜色

        UINavigationBarAppearance *appearance = [UINavigationBarAppearance new];

        [appearance configureWithOpaqueBackground];

        appearance.backgroundColor = [UIColor redColor];

        //设置标题字体颜色

        [appearance setTitleTextAttributes:

         @{NSForegroundColorAttributeName:[UIColor whiteColor], NSFontAttributeName:[UIFont boldSystemFontOfSize:16]}];

        //去掉导航栏线条

        appearance.shadowColor= [UIColor clearColor];

        self.navigationBar.standardAppearance = appearance;

        self.navigationBar.scrollEdgeAppearance =  self.navigationBar.standardAppearance;

    }

见下图：

iOS15导航栏设置