Re: Deleting items from an std::list , is this code correct?

From:
Ramon F Herrera <ramon@conexus.net>
Newsgroups:
comp.lang.c++
Date:
Wed, 23 Apr 2008 15:18:30 -0700 (PDT)
Message-ID:
<4d7afb8e-258e-4a9a-a792-9e9688d80367@z72g2000hsb.googlegroups.com>
On Apr 23, 3:21 pm, lallous <lall...@lgwm.org> wrote:

#include <conio>
#include <list>

typedef std::list<int> int_list_t;
typedef std::list<int_list_t::iterator> int_list_iterator_list_t;

void print_list(int_list_t &L)
{
  for (int_list_t::iterator it=L.begin();it!=L.end();++it)
  {
    std::cout << "value = " << *it << std::endl;
  }

}

void delete_odd(int_list_t &L)
{
  int_list_iterator_list_t it_list;
  int_list_t::iterator it;

  for (it=L.begin();it!=L.end();++it)
  {
    if (*it % 2 != 0)
      it_list.push_back(it);
  }

  for (int_list_iterator_list_t::const_iterator di=it_list.begin();di!
=it_list.end();++di)
  {
    L.erase(*di);
  }

}

void populate_list(int_list_t &L, int start, int end)
{
  L.clear();
  for (int i=start;i<=end;i++)
    L.push_back(i);

}

int main()
{
  int_list_t L;

  populate_list(L, 1, 10);
  print_list(L);

  std::cout << "---------------------" << std::endl;

  delete_odd(L);
  print_list(L);

  return 0;

}

Please advise. Does this work with all STL implementations?

Thank you,
Elias


After making a minor modification, your code runs properly under MSVS
ang gcc.

I changed the line:

#include <conio>
to
#include <iostream>

-RFH

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