Writes the contents of the string to the file, returns true on success.
The second argument is only meaningful in Unicode build of wxWindows when
{\it conv} is used to convert {\it s} to multibyte representation.
Writes the contents of the string to the file, returns true on success.
The second argument is only meaningful in Unicode build of wxWindows when
{\it conv} is used to convert {\it s} to multibyte representation.