[#BloombergLP-bdlb-Tokenizer-previousDelimiter] = xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bdlb.adoc[bdlb]::xref:BloombergLP/bdlb/Tokenizer.adoc[Tokenizer]::previousDelimiter :relfileprefix: ../../../ :mrdocs: Return a reference to the non‐modifiable previous delimiter (or _leader_) in the input string. The behavior is undefined if the underlying input has been modified or destroyed since this object was most recently reset (or created). == Synopsis Declared in `<bdlb_tokenizer.h>` [source,cpp,subs="verbatim,replacements,macros,-callouts"] ---- xref:BloombergLP/bslstl/StringRef.adoc[bslstl::StringRef] previousDelimiter() const; ---- [.small]#Created with https://www.mrdocs.com[MrDocs]#