[#boost-urls-operator_lshift-09]
= xref:boost.adoc[boost]::xref:boost/urls.adoc[urls]::operator&lt;&lt;
:relfileprefix: ../../
:mrdocs:


Format to an output stream

== Synopsis


Declared in `&lt;https://www.github.com/boostorg/url/blob/develop/include/boost/url/params_encoded_base.hpp#L562[boost&sol;url&sol;params&lowbar;encoded&lowbar;base&period;hpp]&gt;`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
std::ostream&
operator&lt;&lt;(
    std::ostream& os,
    xref:boost/urls/params_encoded_base.adoc[params&lowbar;encoded&lowbar;base] const& qp);
----

== Description


Any percent&hyphen;escapes are emitted as&hyphen;is&semi;    no decoding is performed&period;


=== Complexity

Linear in `ps&period;buffer()&period;size()`&period;


=== Effects

[,cpp]
----
return os << ps.buffer();
----




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