[#BloombergLP-bslstl-SetComparator-keyComparator-00b]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bslstl.adoc[bslstl]::xref:BloombergLP/bslstl/SetComparator.adoc[SetComparator]::keyComparator
:relfileprefix: ../../../
:mrdocs:

Return a reference providing non‐modifiable access to the function pointer or functor to which this comparator delegates comparison operations.

== Synopsis

Declared in `<bslstl_setcomparator.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
COMPARATOR const&
keyComparator() const;
----


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