    C++__________________________________683

12.7 

   ,      -
,       .    
       ,    .
       .

,    ,   
  .    :

type *ptr;

 type        , 
ptr  .    : ptr    -
  type.
,

int *countPtr, count;

  countPtr  int * (..    )  -
 count  .  *      countPtr.
 ,   ,     
 (*).     ,    count
 ,  :

int *countPtr, *count;

 *       .
      void:

void *Pv;

      .  ,   -
,          -
  . :

Pv = countPtr;

   

    ,   Ptr       -
,   ,  ,     ,  ,   -
      .

 C++Builder    .  ,  -
,   ..       -
.          -
 :

TFormI *Forml;

TButton *Buttonl;

      ,  
  .      -
  , NULL  .     0  NULL
    . NULL    ,  -
   ,        . 
    :

int *countPtr = NULL;