[#BloombergLP-bslmf-IsTransparentPredicate-0c]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bslmf.adoc[bslmf]::xref:BloombergLP/bslmf/IsTransparentPredicate-0f.adoc[IsTransparentPredicate]&lt;t&lowbar;COMPARATOR, t&lowbar;KEY, xref:bsl/void_t.adoc[bsl::void&lowbar;t&lt;t&lowbar;COMPARATOR::is&lowbar;transparent&gt;]&gt;
:relfileprefix: ../../
:mrdocs:

This specialization of `IsTransparentPredicate`, for when the (template parameter) `t&lowbar;COMPARATOR` is transparent, derives from `bsl&colon;&colon;true&lowbar;type`&period;

== Synopsis

Declared in `&lt;bslmf&lowbar;istransparentpredicate&period;h&gt;`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template&lt;
    class t&lowbar;COMPARATOR,
    class t&lowbar;KEY&gt;
struct xref:BloombergLP/bslmf/IsTransparentPredicate-0f.adoc[IsTransparentPredicate]&lt;t&lowbar;COMPARATOR, t&lowbar;KEY, xref:bsl/void_t.adoc[bsl::void&lowbar;t&lt;t&lowbar;COMPARATOR::is&lowbar;transparent&gt;]&gt;
    : xref:bsl/true_type.adoc[bsl::true&lowbar;type]
----

== Base Classes

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


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