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

return whether value is a floating‐point number

== Synopsis

Declared in `<nlohmann/json.hpp>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
constexpr
bool
is_number_float() const noexcept;
----


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