/** * Tests for file writability * * is_writable() returns TRUE on Windows servers when you really can't write to * the file, based on the read-only attribute. is_writable() is also unreliable * on Unix servers if safe_mode is on. * * @deprecated 3.0.0 * @access private * @return void */ function is_really_writable($file) { $fs = new Filesystem(); return $fs->isWritable($file); }