iOS怎样做版本更新，获取Appstore上的版本号和项目中的版本号

本文链接：https://blog.youkuaiyun.com/WUYANYANstrong/article/details/51830155

本文介绍了一种通过发送异步请求到iTunes API来获取指定应用在AppStore上最新版本号的方法，并展示了如何将该版本号与当前应用版本进行对比。

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//获取AppStore上的版本号

NSString *url = [[NSStringalloc]initWithFormat:@"http://itunes.apple.com/lookup?id=%@",@"1063983037"];//后数字修改成自己项目的APPID

[self Postpath:url];

#pragma mark -- 获取AppStore上的版本号

-(void)Postpath:(NSString *)path

{

NSURL *url = [NSURLURLWithString:path];

NSMutableURLRequest *request = [NSMutableURLRequestrequestWithURL:url

cachePolicy:NSURLRequestReloadIgnoringCacheData

timeoutInterval:10];

[request setHTTPMethod:@"POST"];

NSOperationQueue *queue = [NSOperationQueuenew];

[NSURLConnectionsendAsynchronousRequest:requestqueue:queuecompletionHandler:^(NSURLResponse *response,NSData *data,NSError *error){

NSMutableDictionary *receiveStatusDic=[[NSMutableDictionaryalloc]init];

if (data) {

NSDictionary *receiveDic = [NSJSONSerializationJSONObjectWithData:dataoptions:NSJSONReadingMutableLeaveserror:nil];

if ([[receiveDicvalueForKey:@"resultCount"]intValue]>0) {

[receiveStatusDic setValue:@"1"forKey:@"status"];

[receiveStatusDic setValue:[[[receiveDicvalueForKey:@"results"]objectAtIndex:0]valueForKey:@"version"] forKey:@"version"];

}else{

[receiveStatusDic setValue:@"-1"forKey:@"status"];

}

}else{

[receiveStatusDic setValue:@"-1"forKey:@"status"];

}

[selfperformSelectorOnMainThread:@selector(receiveData:)withObject:receiveStatusDicwaitUntilDone:NO];

}];

}

-(void)receiveData:(id)sender

{

NSLog(@"receiveData=%@",sender);

//从字典中取出AppStore中的版本号

NSDictionary *dic = [NSJSONSerializationJSONObjectWithData:senderoptions:NSJSONReadingMutableLeaveserror:nil];

NSString *version = [dicobjectForKey:@"version"];

}

//获取当前项目的版本号

NSDictionary *infoDictionary = [[NSBundlemainBundle]infoDictionary];

CFShow((__bridgeCFTypeRef)(infoDictionary));

NSString *app_Version = [infoDictionaryobjectForKey:@"CFBundleShortVersionString"];

//打开AppStore

NSString *str = [NSString stringWithFormat:@"http://itunes.apple.com/us/app/id%@",@1063983037];

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