[#BloombergLP-bslmf-IsFundamental-04]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bslmf.adoc[bslmf]::IsFundamental
:relfileprefix: ../../
:mrdocs:

This `struct` template implements a meta‐function for checking if a type is fundamental, or a reference to a fundamental type. The static constant `value` member will be 1 if `t_TYPE` is fundamental and 0 otherwise.

== Synopsis

Declared in `<bslmf_isfundamental.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<class t_TYPE>
struct IsFundamental
    : /* implementation-defined */::type
----

== Base Classes

[cols="1,4"]
|===
| Name| Description
| `/* implementation-defined */::type`
| 
|===

== Specializations

[cols="1,4"]
|===
| Name| Description
| xref:BloombergLP/bslmf/IsFundamental-02.adoc[`IsFundamental<t_TYPE&>`] 
| This specialization of `IsFundamental` causes lvalue‐references to be treated as their underlying (non‐reference) types.
|===



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