How can I traverse/iterate an STL map?

Question

I want to traverse an STL map. I don\'t want to use its key. I don\'t care about the ordering, I just look for a way to access all elements it contains. How can I do this?

Answer 1

You can iterate map by using auto iterator.

Code Snippet:

#include
using namespace std;

int main()
{
      ios::sync_with_stdio(false);
      map mp;

      mp["a"]=500;
      mp["b"]=200;
      mp["d"]=300;
      mp["c"]=400;

      for(auto it=mp.begin(); it != mp.end(); it++)
      {
         cout<first <<" : "<second<