In iOS how to perform a method with NSData
return type in background.
I have tried this:
NSData *loginiddata=[self performSelectorInBackground:@selector(loaddatawithurl:param:) withObject:OBJ];
but its not working.
In iOS how to perform a method with NSData
return type in background.
I have tried this:
NSData *loginiddata=[self performSelectorInBackground:@selector(loaddatawithurl:param:) withObject:OBJ];
but its not working.
Copyright © 2021 Jogjafile Inc.
There are two problems with
performSelectorInBackground
in your case: That method has no return value (compare Ken Thomases' comment above), and it works only with methods taking a single argument. The easiest solution (in my opinion) is to use GCD (Grand Central Dispatch) methods instead: