[#nlohmann-operator_json-0c]
= xref:nlohmann.adoc[nlohmann]::operator""_json
:relfileprefix: ../
:mrdocs:

user‐defined string literal for JSON values

== Synopsis

Declared in `<nlohmann/json.hpp>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
xref:nlohmann/json.adoc[nlohmann::json]
operator""_json(
    char8_t const* s,
    std::size_t n);
----

== Return Value

JSON value parsed from _s_

== Parameters

[cols="1,4"]
|===
| Name| Description
| *s*
| a string representation of a JSON object
| *n*
| length of string _s_
|===


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