[#BloombergLP-bslmf-IsTransparentPredicate-0c]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bslmf.adoc[bslmf]::xref:BloombergLP/bslmf/IsTransparentPredicate-0f.adoc[IsTransparentPredicate]<t_COMPARATOR, t_KEY, xref:bsl/void_t.adoc[bsl::void_t<t_COMPARATOR::is_transparent>]>
:relfileprefix: ../../
:mrdocs:

This specialization of `IsTransparentPredicate`, for when the (template parameter) `t_COMPARATOR` is transparent, derives from `bsl::true_type`.

== Synopsis

Declared in `<bslmf_istransparentpredicate.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<
    class t_COMPARATOR,
    class t_KEY>
struct xref:BloombergLP/bslmf/IsTransparentPredicate-0f.adoc[IsTransparentPredicate]<t_COMPARATOR, t_KEY, xref:bsl/void_t.adoc[bsl::void_t<t_COMPARATOR::is_transparent>]>
    : xref:bsl/true_type.adoc[bsl::true_type]
----

== Base Classes

[cols="1,4"]
|===
| Name| Description
| `xref:bsl/true_type.adoc[bsl::true_type]`
| Metafunction representing the boolean constant `true`.
|===


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