[#nlohmann-basic_json-05-from_msgpack-029]
= xref:nlohmann.adoc[nlohmann]::xref:nlohmann/basic_json-05.adoc[basic_json<>]::from_msgpack
:relfileprefix: ../../
:mrdocs:

== Synopsis

Declared in `<nlohmann/json.hpp>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
[[nodiscard, deprecated]]
static
xref:nlohmann/basic_json-00.adoc[basic_json<>]
from_msgpack(
    detail::span_input_adapter&& i,
    bool const strict = true,
    bool const allow_exceptions = true);
----

[WARNING]
====
https://en.cppreference.com/cpp/language/attributes/deprecated[Deprecated^]: Since 3.8.0; use from_msgpack(ptr, ptr + len). Use of this entity is allowed but discouraged.
====
== Return Value

[NOTE]
====
The return value https://en.cppreference.com/cpp/language/attributes/nodiscard[should not be discarded^].
====

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