:relfileprefix: ../../../../
[#EDE49C60E0B3FEF27D7E90CC328B4CD3E23CA8E1]

= Function string_view_base::rfind

pass:v,q[Return the position of matching characters]


== Synopsis

Declared in header `</boost/url/grammar/string_view_base.hpp#L525[boost/url/grammar/string_view_base.hpp,window=blank_]>`

[source,cpp,subs="verbatim,macros,-callouts"]
----
constexpr
xref:boost/urls/grammar/string_view_base/size_type.adoc[size_type]
rfind(
    string_view str,
    xref:boost/urls/grammar/string_view_base/size_type.adoc[size_type] pos = core::string_view::npos) const noexcept;
----

== Description

pass:v,q[See `core::string_view::rfind`]



== Return Value

* `size_type` 


== Parameters

|===
| Name | Type 

| *str*
| `string_view`

| *pos*
| `size_type`

|===