mrHiggieIsMean = NO;

if (mrHiggieIsMean) {
  NSLog(@"Confirmed: he is super mean");
}

BOOL mrHiggieIsMean = [mrHiggie areYouMean];

if (mrHiggieIsMean) {
  NSLog(@"Confirmed: he is super mean");
}else{
  NSLog(@"No, actually he‘s really nice");
}

NSNumber *meannessScale = [mrHiggie meannessScale];

if([meannessScale intValue] < 4) {
  NSLog(@"Mr. Higgie is on the nice side");
} else if([meannessScale intValue] < 8) {
  NSLog(@"Mr. Higgie is sorta nice but not really");
} else {
  NSLog(@"Mr. Higgie is definitely mean");
}

if([myString isEqualToString:otherString]) {
  NSLog(@"Hello from inside the if!");
}

NSInteger day = getDayOfWeek();

switch (day) {
  case 1: {
    NSLog(@"Monday");
    break;
  }
  case 2: {
    NSLog(@"Tuesday");
    break;
  }
  /* snip Wednesday through Saturday */
  case 7: {
    NSLog(@"Sunday");
    break;
  }
}

typedef NS_ENUM(NSInteger, DayOfWeek) {
    DayOfWeekMonday = 1,
    DayOfWeekTuesday = 2,
    DayOfWeekWednesday = 3,
    DayOfWeekThursday = 4,
    DayOfWeekFriday = 5,
    DayOfWeekSaturday = 6,
    DayOfWeekSunday = 7
};