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

== Synopsis

Declared in `<primitives/transaction_identifier.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<
    class _Tp,
    class... _Args,
    size_t _Ip = __find_detail::__find_unambiguous_index_sfinae<_Tp, transaction_identifier<false>, transaction_identifier<true>>::value>
requires is_constructible_v<_Tp, _Args...>
[[__exclude_from_explicit_instantiation__, __abi_tag__]]
constexpr
_Tp&
emplace(_Args&&... __args);
----


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