Let me Know when to use CFile::Close(); 
Author Message
 Let me Know when to use CFile::Close();

I met trouble in using CFile class
if i uncomment  " nFile.Close(); "
I met trouble
help me!

// Example

const int m_nLength = 100;
float m_fData[m_nLength];
for(int i=0;i<m_nLength;i++)
   m_fData[i] = (float)sin(2*3.1415*i/m_nLength);

CFile outFile;
CFileException e;
if( !outFile.Open("c:\\test_bin.txt",
    CFile::modeCreate| File::modeWrite, &e) )
#ifdef _DEBUG
   afxDump << "File could not be opened " << e.m_cause << "\n";
#endif  return;

  for(i=0;i<m_nLength;i++) m_fData[i] = 0.f;

  CFile inFile;
  CFileException ee;
  if( !inFile.Open("c:\\test_bin.txt",CFile::modeRead, &ee) )
#ifdef _DEBUG
   afxDump << "File could not be opened " << ee.m_cause << "\n";
#endif  return;

//   nFile.Close();

Mon, 09 Jul 2001 03:00:00 GMT  
 Let me Know when to use CFile::Close();
Check to make sure Read() isn't throwing an exception for some reason.
Otherwise, no idea. :-)

Tue, 10 Jul 2001 03:00:00 GMT  
 [ 2 post ] 

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