nsscanner

Ziltoid’s solution works, but it’s more code than you need. I wouldn’t bother instantiating an NSScanner for the given situation. NSCharacterSet and NSString give you all you need: NSString *logString = @”user logged (3 attempts)”; NSString *digits = [logString stringByTrimmingCharactersInSet: [[NSCharacterSet decimalDigitCharacterSet] invertedSet]]; NSLog(@”Attempts: %i”, [digits intValue]); or in Swift: let logString = “user logged … Read more