Iterator Design Pattern in Modern C++
Iterator Design Pattern in Modern C++ is a heavily used pattern i.e. provides facility to traverse data containers sophistically. For simplicity, you can consider a pointer moving across an array, but the real magic comes when you get to the next element of a container, in that case, you need not know anything about how the container is constructed(like sequential(not necessarily be contiguous), associative or hashed). This is handled by the iterator....