Objective-C formatting string for boolean?

Question

What formatter is used for boolean values?

EDIT:

Example: NSLog(@\" ??\", BOOL_VAL);, what is ?? ?

Answer 1

Add this inline function to your .h file:

static inline NSString* NSStringFromBOOL(BOOL aBool) {
    return aBool? @"YES" : @"NO";
}

Now you are ready to go...

NSLog(@"%@", NSStringFromBOOL(BOOL_VAL));