[#bsl-hashAppend-0f]
= xref:bsl.adoc[bsl]::hashAppend
:relfileprefix: ../
:mrdocs:

Pass the specified `input` string to the specified `hashAlg` hashing algorithm of the (template parameter) type `HASHALG`.

== Synopsis

Declared in `<bslstl_string.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<
    class HASHALG,
    class CHAR_TYPE,
    class CHAR_TRAITS,
    class ALLOCATOR>
void
hashAppend(
    HASHALG& hashAlg,
    xref:bsl/basic_string-0faf.adoc[basic_string<CHAR_TYPE, CHAR_TRAITS, ALLOCATOR>] const& input);
----


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