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.\" ========================================================================
.\"
.IX Title "POE::Filter::Stream 3"
.TH POE::Filter::Stream 3 "2022-06-02" "perl v5.36.0" "User Contributed Perl Documentation"
.\" For nroff, turn off justification.  Always turn off hyphenation; it makes
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.SH "NAME"
POE::Filter::Stream \- a no\-op filter that passes data through unchanged
.SH "SYNOPSIS"
.IX Header "SYNOPSIS"
.Vb 1
\&  #!perl
\&
\&  use Term::ReadKey;
\&  use POE qw(Wheel::ReadWrite Filter::Stream);
\&
\&  POE::Session\->create(
\&    inline_states => {
\&      _start => sub {
\&        ReadMode "ultra\-raw";
\&        $_[HEAP]{io} = POE::Wheel::ReadWrite\->new(
\&          InputHandle => \e*STDIN,
\&          OutputHandle => \e*STDOUT,
\&          InputEvent => "got_some_data",
\&          Filter => POE::Filter::Stream\->new(),
\&        );
\&      },
\&      got_some_data => sub {
\&        $_[HEAP]{io}\->put("<$_[ARG0]>");
\&        delete $_[HEAP]{io} if $_[ARG0] eq "\ecC";
\&      },
\&      _stop => sub {
\&        ReadMode "restore";
\&        print "\en";
\&      },
\&    }
\&  );
\&
\&  POE::Kernel\->run();
\&  exit;
.Ve
.SH "DESCRIPTION"
.IX Header "DESCRIPTION"
POE::Filter::Stream passes data through without changing it.  It
follows POE::Filter's \s-1API\s0 and implements no new functionality.
.PP
In the \*(L"\s-1SYNOPSIS\*(R"\s0, POE::Filter::Stream is used to collect keystrokes
without any interpretation and display output without any
embellishments.
.SH "SEE ALSO"
.IX Header "SEE ALSO"
POE::Filter for more information about filters in general.
.PP
The \s-1SEE ALSO\s0 section in \s-1POE\s0 contains a table of contents covering
the entire \s-1POE\s0 distribution.
.SH "BUGS"
.IX Header "BUGS"
None known.
.SH "AUTHORS & COPYRIGHTS"
.IX Header "AUTHORS & COPYRIGHTS"
Please see \s-1POE\s0 for more information about authors and contributors.