Transform all elements into deque from set by multiplying 10 : transform « STL Algorithms Modifying sequence operations « C++

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C++ » STL Algorithms Modifying sequence operations » transformScreenshots 
Transform all elements into deque from set by multiplying 10
 
 

/* The following code example is taken from the book
 * "The C++ Standard Library - A Tutorial and Reference"
 * by Nicolai M. Josuttis, Addison-Wesley, 1999
 *
 * (C) Copyright Nicolai M. Josuttis 1999.
 * Permission to copy, use, modify, sell and distribute this software
 * is granted provided this copyright notice appears in all copies.
 * This software is provided "as is" without express or implied
 * warranty, and with no claim as to its suitability for any purpose.
 */
#include <iostream>
#include <set>
#include <deque>
#include <algorithm>

using namespace std;

/* PRINT_ELEMENTS()
 * - prints optional C-string optcstr followed by
 * - all elements of the collection coll
 * - separated by spaces
 */
template <class T>
inline void PRINT_ELEMENTS (const T& coll, const char* optcstr="")
{
    typename T::const_iterator pos;

    std::cout << optcstr;
    for (pos=coll.begin(); pos!=coll.end(); ++pos) {
        std::cout << *pos << ' ';
    }
    std::cout << std::endl;
}


int main()
{
    set<int,greater<int> > coll1;
    deque<int> coll2;

    // insert elements from 1 to 9
    for (int i=1; i<=9; ++i) {
        coll1.insert(i);
    }

    PRINT_ELEMENTS(coll1,"initialized: ");

    // transform all elements into coll2 by multiplying 10
    transform (coll1.begin(),coll1.end(),        // source
               back_inserter(coll2),             // destination
               bind2nd(multiplies<int>(),10));   // operation

    PRINT_ELEMENTS(coll2,"transformed: ");

}

/* 
initialized: 9 8 7 6 5 4 3 2 1
transformed: 90 80 70 60 50 40 30 20 10

 */        
  
Related examples in the same category
1. std::transform with predicate
2. Use transform function to square all elements in an array
3. Use generic template function with transform
4. Use transform to negate all elements in a container
5. Use transform to transform elements in one container into another container with ten times their value
6. Use transform to print elements negatively and in reverse order
7. Use transform to square each element
8. Use transform to add each element traversed forward with each element traversed backward
9. Use transform to print differences of two corresponding elements
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