[#FlatFileSeq-Flush]
= xref:FlatFileSeq.adoc[FlatFileSeq]::Flush
:relfileprefix: ../
:mrdocs:

Commit a file to disk, and optionally truncate off extra pre‐allocated bytes if final.

== Synopsis

Declared in `<flatfile.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
bool
Flush(
    xref:FlatFilePos.adoc[FlatFilePos] const& pos,
    bool finalize = false) const;
----

== Return Value

true on success, false on failure.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *pos* [in]
| The first unwritten position in the file to be flushed.
| *finalize* [in]
| True if no more data will be written to this file.
|===


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