Determine if the app is the latest version and get the app version number

< write in a method >

-(void) versionupdate{

Nsdictionary *infodictionary = [[NSBundle mainbundle] infodictionary];

Cfshow (infodictionary);

NSString *app_version = [infodictionary objectforkey:@ "cfbundleshortversionstring"];

Afhttprequestoperationmanager *manager = [Afhttprequestoperationmanager manager];

[Manager get:@ "https://itunes.apple.com/cn/lookup?id=868722244" Parameters:nil success:^ (Afhttprequestoperation * operation, id responseobject) {

Nsdictionary *dic = (nsdictionary *) Responseobject;

Nsarray *arr = [dic objectforkey:@ "Results"];

NSString *app_newversion = [[arr objectatindex:0] objectforkey:@ "version"];

//Judge then pop Alertview

if (![ App_version Isequaltostring:app_newversion]) {

Uialertview *alert = [[Uialertview alloc] initwithtitle:@ "Warm tip" message:@ "current version is not the latest version, update" Delegate:self cancelbuttontitle:@ "Next Update" otherbuttontitles:@ "Update", nil];

[Alert show];

[Alert release];

}

} failure:^ (Afhttprequestoperation *operation, Nserror *error) {

}];

}

Determine if the app is the latest version and get the app version number