iOS二维码的生成代码

#import "ViewController.h"#import "ScanViewController.h"@interface ViewController ()@end@implementation ViewController- (void)viewDidLoad { [super viewDidLoad]; // Do any additional setup after loading the view, typically from a nib.}-(void)touchesBegan:(NSSet *)touches withEvent:(UIEvent *)event{ ScanViewController *scanView=[[ScanViewController alloc]init]; [self.navigationController pushViewController:scanView animated:NO]; }- (void)didReceiveMemoryWarning { [super didReceiveMemoryWarning]; // Dispose of any resources that can be recreated.}@end