[#util-Result-has_value]
= xref:util.adoc[util]::xref:util/Result.adoc[Result]::has_value
:relfileprefix: ../../
:mrdocs:

std::optional methods, so functions returning optional<T> can change to return Result<T> with minimal changes to existing code, and vice versa.

== Synopsis

Declared in `<util/result.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
bool
has_value() const noexcept;
----

== Return Value

true if the result holds a value, false if it holds an error


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