[#FastRandomContext-rand64]
= xref:FastRandomContext.adoc[FastRandomContext]::rand64
:relfileprefix: ../
:mrdocs:

Generate a random 64‐bit integer.

== Synopsis

Declared in `<random.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
uint64_t
rand64() noexcept;
----

== Return Value

A random 64‐bit value.


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