[#bsl-basic_string-0f3-rfind-09e] = xref:bsl.adoc[bsl]::xref:bsl/basic_string-0f3.adoc[basic_string<char32_t>]::rfind :relfileprefix: ../../ :mrdocs: Same as the three‐argument `rfind` overload with default position. == Synopsis Declared in `<bslstl_string.h>` [source,cpp,subs="verbatim,replacements,macros,-callouts"] ---- xref:bsl/basic_string-0f3/size_type.adoc[size_type] rfind( char32_t const* characterString, xref:bsl/basic_string-0f3/size_type.adoc[size_type] position = npos) const; ---- [.small]#Created with https://www.mrdocs.com[MrDocs]#