[#bsl-basic_syncbuf-xsputn-04]
= xref:bsl.adoc[bsl]::xref:bsl/basic_syncbuf.adoc[basic&lowbar;syncbuf]::xsputn
:relfileprefix: ../../
:mrdocs:

Write the specified `inputString` array of the specified `count` characters to the internal buffer&period; Return the number of characters successfully written&period;

== Synopsis

Declared in `&lt;bslstl&lowbar;syncbuf&period;h&gt;`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
std::streamsize
xsputn(
    xref:bsl/basic_syncbuf/char_type.adoc[char&lowbar;type] const* inputString,
    std::streamsize count) override;
----


[.small]#Created with https://www.mrdocs.com[MrDocs]#
