[#nlohmann-basic_json-00-flatten]
= xref:nlohmann.adoc[nlohmann]::xref:nlohmann/basic_json-00.adoc[basic_json]::flatten
:relfileprefix: ../../
:mrdocs:

return flattened JSON value

== Synopsis

Declared in `<nlohmann/json.hpp>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
xref:nlohmann/basic_json-00.adoc[basic_json]
flatten() const;
----

== Return Value

a class to store JSON values


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