[#bsl-unordered_set-09-begin-0a] = xref:bsl.adoc[bsl]::xref:bsl/unordered_set-09.adoc[unordered_set<Attribute, AttributeHash>]::begin :relfileprefix: ../../ :mrdocs: Return a local iterator providing non‐modifiable access to the first `value_type` object (in the sequence of `value_type` objects) of the bucket having the specified `index` in the array of buckets maintained by this set, or the `end(index)` otherwise. == Synopsis Declared in `<bslstl_unorderedset.h>` [source,cpp,subs="verbatim,replacements,macros,-callouts"] ---- xref:bsl/unordered_set-09/const_local_iterator.adoc[const_local_iterator] begin(xref:bsl/unordered_set-09/size_type.adoc[size_type] index) const; ---- [.small]#Created with https://www.mrdocs.com[MrDocs]#