How to avoid code duplication implementing const and non-const iterators?

Question

I\'m implementing a custom container with an STL-like interface. I have to provide a regular iterator and a const iterator. Most of the code for the two versions of the it

Answer 1

In addition to the suggestion that you might templatize the constness and non-constness, you could also reduce the amount of work by taking a look at Boost.Iterator tutorial - which also mentions the same solution.