【代码笔记】iOS-增加右侧按钮

一，工程图。

二，代码。

ViewController.m

- (void)viewDidLoad {
    [super viewDidLoad];
    // Do any additional setup after loading the view, typically from a nib.
    
    //增加右侧按钮
    [self addRightButton];
}
#pragma -mark -functions
//增加右侧按钮
-(void)addRightButton
{
    UIBarButtonItem *selectButton = [[UIBarButtonItem alloc] initWithTitle:@"筛选" style:UIBarButtonItemStyleDone target:self action:@selector(doClickRightButton)];
    self.navigationItem.rightBarButtonItem = selectButton;

}
#pragma -mark -doClickAction
-(void)doClickRightButton
{
    FirstViewController *first=[[FirstViewController alloc]init];
    [self.navigationController pushViewController:first animated:NO];
}