ios 获取ios系统信息

- (void)viewDidLoad {
    [super
viewDidLoad];
    // Do any additional setup after loading the view, typically from a nib.

    NSString * systemVersion =[[UIDevice
currentDevice]systemVersion];
    NSLog(@"系统版本---%@",systemVersion);
    
    NSString * systemModel =[[UIDevice
currentDevice]model];
    NSLog(@"iphone or ipad ----%@",systemModel);
    
    NSDictionary * dic =[[NSBundle
mainBundle]infoDictionary];
    NSLog(@"获取info-plist----%@",dic);
    
    NSString * appName =[dic
objectForKey:@"CFBundleIdentifier"];
    NSLog(@"获取Bundle Identifier---%@",appName);
    
}