[#GenTxid-emplace-07]
= xref:GenTxid.adoc[GenTxid]::emplace
:relfileprefix: ../
:mrdocs:

== Synopsis

Declared in `&lt;primitives&sol;transaction&lowbar;identifier&period;h&gt;`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template&lt;
    class &lowbar;Tp,
    class&period;&period;&period; &lowbar;Args,
    size&lowbar;t &lowbar;Ip = &lowbar;&lowbar;find&lowbar;detail&colon;&colon;&lowbar;&lowbar;find&lowbar;unambiguous&lowbar;index&lowbar;sfinae&lt;&lowbar;Tp, transaction&lowbar;identifier&lt;false&gt;, transaction&lowbar;identifier&lt;true&gt;&gt;&colon;&colon;value&gt;
requires is&lowbar;constructible&lowbar;v&lt;&lowbar;Tp, &lowbar;Args&period;&period;&period;&gt;
&lsqb;&lsqb;&lowbar;&lowbar;exclude&lowbar;from&lowbar;explicit&lowbar;instantiation&lowbar;&lowbar;, &lowbar;&lowbar;abi&lowbar;tag&lowbar;&lowbar;&rsqb;&rsqb;
constexpr
&lowbar;Tp&
emplace(&lowbar;Args&&&period;&period;&period; &lowbar;&lowbar;args);
----


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