[#BloombergLP-bdlt-DayOfWeekSet-isMember] = xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bdlt.adoc[bdlt]::xref:BloombergLP/bdlt/DayOfWeekSet.adoc[DayOfWeekSet]::isMember :relfileprefix: ../../../ :mrdocs: Return `true` if the specified `value` is an element of this set, and `false` otherwise. == Synopsis Declared in `<bdlt_dayofweekset.h>` [source,cpp,subs="verbatim,replacements,macros,-callouts"] ---- bool isMember(xref:BloombergLP/bdlt/DayOfWeek/Enum.adoc[DayOfWeek::Enum] value) const; ---- [.small]#Created with https://www.mrdocs.com[MrDocs]#