应用内直接跳转到Appstore

 iOS开发中，应用内直接跳转到Appstore
 .进入appstore中指定的应用
 NSString *str = [NSString stringWithFormat: @"itms://itunes.apple.com/us/app/san-ban+/id1050067747?l=zh&ls=1&mt=8";

         [[UIApplication sharedApplication] openURL:[NSURL URLWithString:str]];

 .进入首页

 NSString *str = [NSString stringWithFormat: 

                          @"itms-apps://itunes.apple.com/WebObjects/MZStore.woa/wa/viewSoftware?id=%@",
                          m_myAppID ];
         [[UIApplication sharedApplication] openURL:[NSURL URLWithString:str]];