Disk file manipulation.
make System.file(name, mode, )
: Opens a file.stderr
: Standard error.stdin
: Standard input.stdout
: Standard output.close()
: Closes file and prevents further operations on this object.read(bytes, )
: Read a stream of bytes into a string.readline()
: Read a single line of text into a string.seek(pos, )
: Move current position in file.tell()
: Return current position in file.write(string, )
: Write string to file.