[#bsl-operator_slash_eq]
= xref:bsl.adoc[bsl]::operator/=
:relfileprefix: ../
:mrdocs:

Append the specified `string` to the specified `path` using the preferred directory separator if appropriate. Return a reference to `path`.

== Synopsis

Declared in `<bsl_filesystem.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<
    class t_PATH,
    class t_STRING,
    int = 0>
requires std::conjunction_v<std::is_base_of<filesystem::path, t_PATH>,
                                 std::is_base_of<bsl::string, t_STRING> >
std::filesystem::path&
operator/=(
    t_PATH& path,
    t_STRING const& string);
----


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