iOS页面跳转后更改左边导航栏的文字还有箭头颜色_html/css_WEB-ITnose

LoginViewController *loginViewController =[[ LoginViewController alloc] init]; UINavigationController *nav=[[UINavigationController alloc]initWithRootViewController:loginViewController]; UIButton *leftBtn = [UIButton buttonWithType:UIButtonTypeCustom]; leftBtn.frame = CGRectMake(0, 0, 70, 37); leftBtn.titleLabel...