[#BloombergLP-bsltf-TestValuesArray-operator_subs] = xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bsltf.adoc[bsltf]::xref:BloombergLP/bsltf/TestValuesArray.adoc[TestValuesArray]::operator[] :relfileprefix: ../../../ :mrdocs: Return a reference providing non‐modifiable access to the element at the specified `index`. The behavior is undefined unless `0 < size() && index < size()`. == Synopsis Declared in `<bsltf_testvaluesarray.h>` [source,cpp,subs="verbatim,replacements,macros,-callouts"] ---- VALUE const& operator[](size_t index) const; ---- [.small]#Created with https://www.mrdocs.com[MrDocs]#