ios - Swift Parse - Method doesn't stop executing -
i have following code query parse class , return result set. after returning results, pass array function check if elements set or not. i used print statements on code try , debug, , found query executes , within if error == nil i getting results array empty. hence when pass function below, never gets out of it: func emailorusernameistaken(results: [pfobject])->int { /*check if username taken or if email taken*/ var preferencetaken: int = 0 if(results[0]["email"] as! string != "" && results[0]["email"] as! string == self.userobject.email!) { preferencetaken = 1 }else if(results[0]["appusername"] as! string != "" && results[0]["appusername"] as! string == self.userobject.username!){ preferencetaken = 2 } return preferencetaken } and code query taking place: let query = pfquery.orquerywithsubqueries([user...