[#bsl-owner_hash-operator_call-0c] = xref:bsl.adoc[bsl]::xref:bsl/owner_hash.adoc[owner_hash]::operator() :relfileprefix: ../../ :mrdocs: owner_hash& operator=(const owner_hash& rhs) = default; == Synopsis Declared in `<bslstl_ownerhash.h>` [source,cpp,subs="verbatim,replacements,macros,-callouts"] ---- template<class ELEMENT_TYPE> std::size_t operator()(xref:bsl/shared_ptr-0a.adoc[shared_ptr<ELEMENT_TYPE>] const& x) const noexcept; ---- [.small]#Created with https://www.mrdocs.com[MrDocs]#