[#nlohmann-basic_json-0c-max_size]
= xref:nlohmann.adoc[nlohmann]::xref:nlohmann/basic_json-0c.adoc[basic_json]::max_size
:relfileprefix: ../../
:mrdocs:

returns the maximum possible number of elements

== Synopsis

Declared in `<nlohmann/json.hpp>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
xref:nlohmann/basic_json-0c/size_type.adoc[size_type]
max_size() const noexcept;
----

== Return Value

the maximum possible number of elements (the array/object max_size() for arrays and objects, size() for all other types)


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