What are Iterators, C++?

Question

What are Iterators in C++?

Answer 1

http://en.wikipedia.org/wiki/Iterator

Something that lets you go through everything in an array, one by one.

In c++, i think you're talking about "for_each" ... As far as I know, C++ doesn't actually have "foreach" unlike languages like C#. However, the standard template library has it.