iOS自定义分段控制器 #使用方法
//设置标题组
self.titleArray = @[@"项目信息",@"相关资料",@"投资记录"];
//创建各子控制器
UIViewController *vc1 = [UIViewController new];
vc1.view.backgroundColor = [UIColor redColor];
UIViewController *vc2 = [UIViewController new];
vc2.view.backgroundColor = [UIColor yellowColor];
UIViewController *vc3 = [UIViewController new];
vc3.view.backgroundColor = [UIColor blueColor];
//设置成self的子控制器
self.controllerArray = @[vc1,vc2,vc3];