[#BloombergLP-balcl-operator_lshift-00]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/balcl.adoc[balcl]::operator<<
:relfileprefix: ../../
:mrdocs:

Write the options and their values in the specified `rhs` to the specified output `stream` in a (multi‐line) human readable format and return a reference to `errorStream`. Note that the last line is _not_ terminated by a newline character.

== Synopsis

Declared in `<balcl_commandline.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
std::ostream&
operator<<(
    std::ostream& stream,
    xref:BloombergLP/balcl/CommandLine.adoc[CommandLine] const& rhs);
----


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