The CSV exporter can send data to a string buffer, output stream, character stream or file on disk.
The HTML exporter can send data to a string buffer, output stream, character stream or file on disk.
The PDF exporter can send data to an output stream or a file on disk.
The text exporter can send data to a string buffer, output stream, character stream or file on disk.
The XLS exporter can send data to an output stream or file on disk.