The choice of control content scripts is above UISegmentedControl, the general application scenario is basically the function of class  UIButton。

(void)viewDidLoad {

    [superviewDidLoad];

_se=[[UISegmentedControlalloc]initWithFrame:CGRectMake(0,
60, 
self.view.frame.size.width,
40)];

// Add element

    [_seinsertSegmentWithTitle:@"1"atIndex:0animated:NO];

    [_seinsertSegmentWithTitle:@"2"atIndex:1animated:NO];

// Set default options. Attention must be written in the following elements are added, otherwise no effect.

_se.selectedSegmentIndex=0;

// Method for setting different elements

    [

    [self.view
addSubview:_se];

}

-(void)change{

NSLog(@"%ld",_se.selectedSegmentIndex);

}

– (void)didReceiveMemoryWarning {

    [superdidReceiveMemoryWarning];

// Dispose of any resources that can be recreated.

}