引用
if ([[UIDevice currentDevice].systemVersion intValue] >= 6.0 ){ [self evaluate];}- (void)evaluate{ SKStoreProductViewController *storeProductViewContorller = [[SKStoreProductViewController alloc] init]; storeProductViewContorller.delegate = self; [storeProductViewContorller loadProductWithParameters: @{SKStoreProductParameterITunesItemIdentifier : @"(你的id)"} completionBlock:^(BOOL result, NSError *error) { if(error) { NSLog(@"error %@ with userInfo %@",error,[error userInfo]); } else { [self presentViewController:storeProductViewContorller animated:YES completion:^{ }]; } }];}