File Content Extraction 26.1
Filter SDK C Programming Guide

# fpCloseSubFile()

Closes a stream opened by fpOpenSubFile().

## Syntax

    int (pascal *fpCloseSubFile) (
            KVInputStream *stream);

## Arguments

`stream` | The stream to close. This is a pointer returned by fpOpenSubFile().

## Returns

- If the subfile is closed, the return value is `KVERR_Success`
- If the subfile is not closed, the return value is an error code.

## Lifetime and Memory Management

- After you close the subfile, the stream is no longer valid and must not be accessed.

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Version 26.1 | Last updated January 2026

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Product: File Content Extraction 26.1

Topic Title: fpCloseSubFile()