C / C++ / MFC

CListBox lb;

...

CString str;
int n;
for ( int i = 0; i < lb.GetCount(); i++ )
{
      n = lb.GetTextLen( i );
      lb.GetText( i, str.GetBuffer(n) );
      str.ReleaseBuffer();
}

CListBox lb;

...

CString str;

for ( int i = 0; i < lb.GetCount(); i++ )
{
      lb.GetText( i, str );
}

<br />
#include <stdlib.h><br />
#include <iostream><br />
<br />
class MyClass<br />
   {<br />
   public:<br />
      MyClass() {printf ("Constructor\n");}<br />
      ~MyClass() {printf ("Destructor\n");}<br />
   };<br />
<br />
MyClass myVariable;<br />
<br />
void __cdecl AtExitFunction (void)<br />
{<br />
printf ("AtExit\n");<br />
}<br />
<br />
void main ()<br />
{<br />
atexit (AtExitFunction);<br />
}<br />

Constructor
AtExit
Destructor

// mynew.h header
class leak_sentinel
{
  static unsigned& count(){static unsigned count_=0;return count_;}
public:
  leak_sentinel(){++count();}
  ~leak_sentinel()
  {
    if(--count()==0){
      // no more sentinels around, do the leak checking.
    }
  }
};
 
static leak_sentinel lks; // install a leak_sentinel (one for .cpp)
 
// rest of your code

#ifndef __MEMORYMANAGER_H__
#define __MEMORYMANAGER_H__
 
class MemoryManager
{
public:
	MemoryManager()
	{
		if (m_uCount++ == 0)
		{
			// Do your memory pool initializations here
		}
	}
 
	~MemoryManager()
	{
		if (--m_uCount == 0)
		{
			// Do your memory-leak reporting here
		}
	}
private:
	static UINT m_uCount;
};
 
static MemoryManager s_mm;
 
#endif 

#include "stdafx.h"
#include "MemoryManager.h"
 
UINT MemoryManager::m_uCount = 0;