$filename = 'document.doc';  // file to convert
$format   = 'pdf';           // format to which to convert
 
$targetFilename = Converter::getFilename($filename, $format);
 
printf('Converting %s to %s... ', $filename, $targetFilename);
 
$targetDocument = Converter::convert($filename, $format);
 
if (false !== $targetDocument) {
    file_put_contents($targetFilename, $targetDocument);
    print("DONE.\n");
} else {
    print("ERROR.\n");
}