How do I find an element position in std::vector?

Question

I need to find an element position in an std::vector to use it for referencing an element in another vector:

int find( const vector& whe         


        

Answer 1

You probably should not use your own function here. Use find() from STL.

Example:

list L;
L.push_back(3);
L.push_back(1);
L.push_back(7);


list::iterator result = find(L.begin(), L.end(), 7);
assert(result == L.end() || *result == 7);