file I/O

how can I reopen a file later in a program and ot erase everything in it???????
Ofstream doesn't work it erases everything

Code:

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#include <fstream.h>

int main(void)
{
  const char FILE_NAME[]="Test.txt"; 

  fstream File( FILE_NAME, ios::in || ios::out );

  return 0;
}

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Quote:

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Originally posted by kas2002
Ofstream doesn't work it erases everything

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Yes it does, just give ios::app flag to it.

Code:

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ofstream output("code.cpp",ios::app);

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