Use the generic copy to duplicate vectors : copy « STL Algorithms Modifying sequence operations « C++

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C++ » STL Algorithms Modifying sequence operations » copyScreenshots 
Use the generic copy to duplicate vectors
 
 

#include <iostream>
#include <cassert>
#include <algorithm>
#include <vector>
#include <string>
#include <iostream>
using namespace std;

int main()
{
  string s("abcdefghihklmnopqrstuvwxyz");

  vector<char> vector1(s.begin(), s.end());

  vector<char> vector2(vector1.size());

  // Copy vector1 to vector2:
  copy(vector1.begin(), vector1.end(), vector2.begin());

  assert (vector1 == vector2);

  vector<char>::iterator pos;

  for (pos=vector1.begin(); pos!=vector1.end(); ++pos) {
        cout << *pos << ' ';
  }
  cout << "\n\n\n\n";
  for (pos=vector2.begin(); pos!=vector2.end(); ++pos) {
        cout << *pos << ' ';
  }

  return 0;
}

/* 
a b c d e f g h i h k l m n o p q r s t u v w x y z



a b c d e f g h i h k l m n o p q r s t u v w x y z
 */        
  
Related examples in the same category
1. Copy vector and list
2. Use copy to copy elements in one container to another container
3. Copy and insert list
4. Use copy function to print all elements in a deque
5. Print all elements in a list with copy function
6. Use std::copy to print all elements in a set
7. Display all elements in a vector
8. Use copy to output all elements in a container
9. Use copy to copy elements of one container into another container in reverse order
10. Copy all letters three elements behind the 'f'
11. Copy istream_iterator to ostream_iterator
12. Use the copy algorithms: Shift the contents of vector1 left by 4 positions
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