[#BloombergLP-bdlar-FieldInfo]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bdlar.adoc[bdlar]::FieldInfo
:relfileprefix: ../../
:mrdocs:

Concept requiring `formattingMode`, `id`, `name`, and `nameLength` accessors.

== Synopsis

Declared in `<bdlar_fieldinfo.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<class t_TYPE>
concept FieldInfo = requires (t_TYPE object)
{
    { object.formattingMode() } ‐> bsl::convertible_to<int>;
    { object.id() } ‐> bsl::convertible_to<int>;
    { object.name() } ‐> bsl::convertible_to<const char *>;
    { object.nameLength() } ‐> bsl::convertible_to<int>;
};
----


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