[#nlohmann-basic_json-0e-is_number_unsigned] = xref:nlohmann.adoc[nlohmann]::xref:nlohmann/basic_json-0e.adoc[basic_json<>]::is_number_unsigned :relfileprefix: ../../ :mrdocs: == Synopsis Declared in `<nlohmann/json.hpp>` [source,cpp,subs="verbatim,replacements,macros,-callouts"] ---- constexpr bool is_number_unsigned() const noexcept; ---- [.small]#Created with https://www.mrdocs.com[MrDocs]#