iOS檢查App新版本並更新新版本，ios檢查app新版本

iOS檢查App新版本並更新新版本，ios檢查app新版本

檢查新版本 更新

#define kStoreAppId @“xxxxxxxxx” // （appid數字串）/** * 檢查新版本 更新 @"1081299902" 應用的id */-(void)checkAppUpdate{ NSDictionary *infoDict = [[NSBundle mainBundle] infoDictionary]; NSString *nowVersion = [infoDict objectForKey:@"CFBundleVersion"]; NSURL *url = [NSURL URLWithString:[NSString stringWithFormat:@"http://itunes.apple.com/lookup?id=%@", @""]];//@""裡面是appId 例如：@"1081408739" NSString * file = [NSString stringWithContentsOfURL:url encoding:NSUTF8StringEncoding error:nil]; NSRange substr = [file rangeOfString:@"\"version\":\""]; NSRange range1 = NSMakeRange(substr.location+substr.length,10); // NSRange substr2 =[file rangeOfString:@"\"" options:nil range:range1]; NSRange substr2 = [file rangeOfString:@"\"" options:NSCaseInsensitiveSearch range:range1]; NSRange range2 = NSMakeRange(substr.location+substr.length, substr2.location-substr.location-substr.length); NSString *newVersion =[file substringWithRange:range2]; if(![nowVersion isEqualToString:newVersion]) { UIAlertView *alert = [[UIAlertView alloc] initWithTitle:nil message:@"有新的版本啦~~" delegate:self cancelButtonTitle:@"取消" otherButtonTitles:@"前去更新",nil]; [alert show]; }}- (void)alertView:(UIAlertView*)alertView clickedButtonAtIndex:(NSInteger)buttonIndex{ if(buttonIndex==1) { // 此處加入應用在app store的地址，方便使用者去更新，一種實現方式如下： NSURL *url = [NSURL URLWithString:[NSString stringWithFormat:@"https://itunes.apple.com/us/app/id%@?ls=1&mt=8", @""]];//@""裡面是appId 例如：@"1081408739" [[UIApplication sharedApplication] openURL:url]; }}View Code