[#util-operator_hex]
= xref:util.adoc[util]::operator&quot;&quot;&lowbar;hex
:relfileprefix: ../
:mrdocs:

Compile&hyphen;time hex literal returning a `std&colon;&colon;array&lt;std&colon;&colon;byte, N&sol;2&gt;`&period;

== Synopsis

Declared in `&lt;util&sol;strencodings&period;h&gt;`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template&lt;&sol;&ast; implementation-defined &ast;&sol; str&gt;
constexpr
auto
operator&quot;&quot;&lowbar;hex();
----

== Return Value

The decoded bytes as a `std&colon;&colon;array&lt;std&colon;&colon;byte, N&sol;2&gt;`&period;


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