[#BloombergLP-bslfmt-Format_String_TestUpdater-update-01]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bslfmt.adoc[bslfmt]::xref:BloombergLP/bslfmt/Format_String_TestUpdater.adoc[Format&lowbar;String&lowbar;TestUpdater]::update
:relfileprefix: ../../../
:mrdocs:

Update the string contained in the specified `out` to the specified `value`&period;

== Synopsis

Declared in `&lt;bslfmt&lowbar;format&lowbar;string&period;h&gt;`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template&lt;class t&lowbar;FORMATSTRING&gt;
static
void
update(
    t&lowbar;FORMATSTRING* out,
    bsl::basic&lowbar;string&lowbar;view&lt;t&lowbar;CHAR&gt; value);
----


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