fclose()

close a file

Synopsis:

#include <stdio.h>
int fclose( FILE *fp );

Description:

The fclose() function closes the file fp. If there's any unwritten buffered data for the file, it's written out before the file is closed. Any unread buffered data is discarded. If the associated buffer was automatically allocated, it's deallocated.

Returns:

0

Success

Nonzero

An error occurred. errno is set to indicate the error.

Examples:

#include <stdio.h>

void main()
  {
    FILE *fp;

    fp = fopen( "stdio.h", "r" );
    if( fp != NULL ) {
      fclose( fp );
    }
  }

Classification:

ANSI

See also:

errno, fcloseall(), fdopen(), fopen(), freopen(), _fsopen()