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# [lfout] Module Configuration

The `lfout` module is used to read and write language identification feature files.

## Input and Output

Mode | Input | Output | Description
--- | --- | --- | ---
`READ` |  | `lf` | Reads language identification features from a specified file, and outputs them to the `lf` stream.
`WRITE` | `lf` |  | Writes the language identification features from the input `lf` stream to file.

Examples:

    lf ← lfout(READ, input)

    output ← lfout(WRITE, lf)

## Parameters

File
Output
OutputLabel

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