[#BloombergLP-bslx-TestInStream-data] = xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bslx.adoc[bslx]::xref:BloombergLP/bslx/TestInStream.adoc[TestInStream]::data :relfileprefix: ../../../ :mrdocs: Return the address of the contiguous, non‐modifiable external memory buffer of this stream. The behavior of accessing elements outside the range `[ data() .. data() + (length() ‐ 1) ]` is undefined. == Synopsis Declared in `<bslx_testinstream.h>` [source,cpp,subs="verbatim,replacements,macros,-callouts"] ---- char const* data() const; ---- [.small]#Created with https://www.mrdocs.com[MrDocs]#