标签控制器

NSArray *arr = @[@"首页",@"服务",@"卡卷",@"个人"];
NSArray *VCarr = @[@"SyViewController",@"FwViewController",@"KjViewController",@"MeViewController"];
NSArray *arr1=@[@"clock_selected",@"notice_selected",@"report_selected",@"mine_selected"];
NSArray *arr2=@[@"clock",@"notice",@"report",@"mine"];
NSMutableArray *MutableArr = [[NSMutableArray alloc]init];
for (int i = 0; i<VCarr.count; i++) {
    UIViewController *vc = [[NSClassFromString(VCarr[i])alloc]init];
    UINavigationController *nav = [[UINavigationController alloc]initWithRootViewController:vc];
    nav.tabBarItem.image = [UIImage imageNamed:arr2[i]];
    nav.tabBarItem.selectedImage = [UIImage imageNamed:arr1[i]];
    nav.tabBarItem.title = arr[i];
    [MutableArr addObject:nav];
}


self.viewControllers = MutableArr;

// self.selectedIndex = 1;