C / C++ / MFC

jerry1211a wrote:

Is there a call to get the device context?

jingguangdadao wrote:

...database application.

 // function declarations
void firstFunction( int & n ); // needs to modify the var value
void secondFunction( int  n ); // needs only to read the var value

int main(int argc, char* argv[])
{
  int nSharedVar;// var declaration

  nSharedVar = 5; // var initialisation

  // here nSharedVar = 5
  firstFunction( nSharedVar); 
  // here nSharedVar = 7
  secondFunction( nSharedVar ); 

  return 0;
}

 // function definitions
 void firstFunction( int & n )
 {
   n = n + 2;
 }
 void secondFunction( int  n )
 {
  printf("the value is %d", n);
 }

static int myvariable; // global (scope file) variable
// function declarations
void Confwebd();
void Webdocument();

int main()
{
  Confwebd();
  Webdocument()
}

//function definitions
void Confwebd()
{
 do something with myvariable
}
void Webdocument()
{
 do something else with myvariable
}