Note
Access to this page requires authorization. You can try signing in or changing directories.
Access to this page requires authorization. You can try changing directories.
Writes data from a buffer to the file associated with the CFile object.
virtual void Write(
const void* lpBuf,
UINT nCount
);
Parameters
lpBuf
A pointer to the user-supplied buffer that contains the data to be written to the file.nCount
The number of bytes to be transferred from the buffer. For text-mode files, carriage return–linefeed pairs are counted as single characters.
Remarks
Write throws an exception in response to several conditions, including the disk-full condition.
Example
CFile cfile;
cfile.Open(_T("Write_File.dat"), CFile::modeCreate |
CFile::modeReadWrite);
char pbufWrite[100];
memset(pbufWrite, 'a', sizeof(pbufWrite));
cfile.Write(pbufWrite, 100);
cfile.Flush();
In addition, see the examples for CFile::CFile and CFile::Open.
Requirements
Header: afx.h