-----( A1: )-----
--> EnglishMealIterator::rewind (0)
--> EnglishMealIterator::valid (0)
--> EnglishMealIterator::current (0)
--> EnglishMealIterator::key (0)
meal 0 => breakfast
--> EnglishMealIterator::next (0)
--> EnglishMealIterator::valid (1)
--> EnglishMealIterator::current (1)
--> EnglishMealIterator::key (1)
meal 1 => dinner
--> EnglishMealIterator::next (1)
--> EnglishMealIterator::valid (2)
--> EnglishMealIterator::current (2)
--> EnglishMealIterator::key (2)
meal 2 => tea
--> EnglishMealIterator::next (2)
--> EnglishMealIterator::valid (3)

-----( A2: )-----
--> EnglishMealIterator::rewind (0)
--> EnglishMealIterator::valid (0)
--> EnglishMealIterator::current (0)
--> EnglishMealIterator::key (0)
meal 0 => breakfast
--> EnglishMealIterator::next (0)
--> EnglishMealIterator::valid (1)
--> EnglishMealIterator::current (1)
--> EnglishMealIterator::key (1)
meal 1 => dinner
--> EnglishMealIterator::next (1)
--> EnglishMealIterator::valid (2)
--> EnglishMealIterator::current (2)
--> EnglishMealIterator::key (2)
meal 2 => tea
--> EnglishMealIterator::next (2)
--> EnglishMealIterator::valid (3)

-----( A3: )-----
--> EnglishMealIterator::rewind (0)
--> EnglishMealIterator::valid (0)
--> EnglishMealIterator::current (0)
--> EnglishMealIterator::key (0)
meal 0 => breakfast
--> EnglishMealIterator::next (0)
--> EnglishMealIterator::valid (1)
--> EnglishMealIterator::current (1)
--> EnglishMealIterator::key (1)
meal 1 => dinner
--> EnglishMealIterator::next (1)
--> EnglishMealIterator::valid (2)
--> EnglishMealIterator::current (2)
--> EnglishMealIterator::key (2)
meal 2 => tea
--> EnglishMealIterator::next (2)
--> EnglishMealIterator::valid (3)