NSString *agreeDate = @"20190405111317"; 1. 일단 들어오는 형식에 맞게 NSDateFormatter 구현 NSDateFormatter *dateFormatter = [[NSDateFormatter alloc] init]; [dateFormatter setDateFormat:@"yyyyMMddHHmmss"]; 2. NSDate 추출 NSDate *date = [dateFormatter dateFromString:agreeDate]; 3. 원하는 Date 형식으로 변환 [dateFormatter setDateFormat:@"yyyy.MM.dd. HH:mm:ss"]; NSString *string = [dateFormatter stringFromDate:date]; 3-1. ..