Iterator: Iterator are the object which call next method and transverse through the sequence. On calling the next method it returns the object that it traversed currently.

Iterator is class that manages iteration over an Iterable. It maintains a state of where we are in the current iteration, and knows what the next element is and how to get it.

Iterator is an interface in the Java Collections framework that provides methods to traverse or iterate over a collection. Both iterator and for loop acts similar when your motive is to just …

Mar 8, 2014 · I was asked in an interview what is the advantage of using iterator over for loop or what is the advantage of using for loop over iterator? Can any body please answer this?

Jul 21, 2018 · I came to know while studying that Parallelism is a main advantage of Spliterator. This may be a basic question but can anyone explain me the main differences between …

Aug 27, 2010 · Choose type of iterator which fits your container: input, output, forward etc. Use base iterator classes from standard library. For example, std::iterator with …

Iterator objects in python conform to the iterator protocol, which basically means they provide two methods: __iter__() and __next__(). The __iter__ returns the iterator object and is implicitly …

Jun 4, 2009 · What is the exact difference between these two interfaces? Does Enumeration have benefits over using Iterator? If anyone could elaborate, a reference article would be appreciated.

What is the difference between iterators and generators? Some examples for when you would use each case would be helpful.

Oct 26, 2018 · The reason is that if the iterator class itself is at all complex, then because it++ has to return the value before it is incremented, the implementation will generally make a copy. …