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CListCtrl::SetItemData

Sets the 32-bit application-specific value associated with the item specified by nItem.


BOOL SetItemData(
   int nItem,
      DWORD_PTR dwData 
);

nItem

Index of the list item whose data is to be set.

dwData

A 32-bit value to be associated with the item.

Nonzero if successful; otherwise 0.

This value is the lParam member of the LVITEM structure, as described in the Windows SDK.

// Set the data of each item to be equal to its index.
for (int i = 0; i < m_myListCtrl.GetItemCount(); i++)
{
   m_myListCtrl.SetItemData(i, i);
}


Header: afxcmn.h

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