[#nlohmann-basic_json-00-operator_plus_eq-0c]
= xref:nlohmann.adoc[nlohmann]::xref:nlohmann/basic_json-00.adoc[basic&lowbar;json]::operator&plus;&equals;
:relfileprefix: ../../
:mrdocs:

add an object to an object

== Synopsis

Declared in `&lt;nlohmann&sol;json&period;hpp&gt;`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
xref:nlohmann/basic_json-00/reference.adoc[reference]
operator&plus;&equals;(xref:nlohmann/basic_json-00/initializer_list_t.adoc[initializer&lowbar;list&lowbar;t] init);
----

== Return Value

the type of an element reference

== Parameters

[cols=2]
|===
| Name
| Description
| *init*
| The right operand
|===


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