[#BloombergLP-bslmt-ThreadUtil-invalidHandle] = xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bslmt.adoc[bslmt]::xref:BloombergLP/bslmt/ThreadUtil.adoc[ThreadUtil]::invalidHandle :relfileprefix: ../../../ :mrdocs: Return a reference to the non‐modifiable `Handle` object that is guaranteed never to be a valid thread handle. == Synopsis Declared in `<bslmt_threadutil.h>` [source,cpp,subs="verbatim,replacements,macros,-callouts"] ---- static xref:BloombergLP/bslmt/ThreadUtil/Handle.adoc[ThreadUtil::Handle] const& invalidHandle(); ---- [.small]#Created with https://www.mrdocs.com[MrDocs]#