ios 应用 跳转App Store 评论 评分

if ([[[UIDevice
currentDevice] systemVersion]
floatValue]>7) {
        
       [[UIApplication
sharedApplication] openURL:[NSURL
URLWithString:@"http://itunes.apple.com/WebObjects/MZStore.woa/wa/viewContentsUserReviews?id=你的app id&pageNumber=0&sortOrdering=2&type=Purple+Software&mt=8"]];
    }else{
         [[UIApplication
sharedApplication] openURL:[NSURL
URLWithString:@"itms-apps://ax.itunes.apple.com/WebObjects/MZStore.woa/wa/viewContentsUserReviews?type=Purple+Software&id=你的app id"]];
    }