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<?xml version="1.0" encoding="ISO-8859-1"?>
<!--
-
- This file is part of the OpenLink Software Virtuoso Open-Source (VOS)
- project.
-
- Copyright (C) 1998-2018 OpenLink Software
-
- This project is free software; you can redistribute it and/or modify it
- under the terms of the GNU General Public License as published by the
- Free Software Foundation; only version 2 of the License, dated June 1991.
-
- This program is distributed in the hope that it will be useful, but
- WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- General Public License for more details.
-
- You should have received a copy of the GNU General Public License along
- with this program; if not, write to the Free Software Foundation, Inc.,
- 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
-
-
-->
<refentry id="fn_string_output_string">
<refmeta>
<refentrytitle>string_output_string</refentrytitle>
<refmiscinfo>string</refmiscinfo>
</refmeta>
<refnamediv>
<refname>string_output_string</refname>
<refpurpose>produce a string out of a string output stream</refpurpose>
</refnamediv>
<refsynopsisdiv>
<funcsynopsis id="fsyn_string_output_string">
<funcprototype id="fproto_string_output_string">
<funcdef><function>string_output_string</function></funcdef>
<paramdef>in <parameter>string_out</parameter> any</paramdef>
</funcprototype>
</funcsynopsis>
</refsynopsisdiv>
<refsect1 id="desc"><title>Description</title>
<para>This function is used to produce a string from contents of a
string output stream. See
<link linkend="fn_string_output"><function>string_output</function></link>
for more information about string output streams.</para>
</refsect1>
<refsect1 id="params"><title>Parameters</title>
<refsect2><title>string_out</title>
<para>The string output stream</para>
</refsect2>
</refsect1>
<refsect1 id="ret"><title>Return Values</title>
<para>A <type>varchar</type> with the contents of the string output
stream.</para>
</refsect1>
<refsect1 id="examples"><title>Examples</title>
<example id="ex_string_output_string"><title>Convert string output stream into a string</title>
<para>Create a string output, write 'foo' and ' bar' into it, convert
to string and produce a result.</para>
<screen>
SQL> create procedure
ex_string_output_string ()
{
declare s_out any; s_out := string_output();
declare s varchar;
result_names (s);
http('foo', s_out);
http(' bar', s_out);
s := string_output_string (s_out);
result (s);
}
;
SQL> ex_string_output_string ();
s
VARCHAR NOT NULL
_______________________________________________________________________________
foo bar
1 Rows. -- 5 msec.
</screen>
</example>
</refsect1>
<refsect1 id="seealso"><title>See Also</title>
<para><link linkend="fn_string_output"><function>string_output</function>
</link>, <link linkend="fn_http"><function>http</function></link>,
<link linkend="fn_http_value"><function>http_value</function></link>,
<link linkend="fn_http_rewrite"><function>http_rewrite</function></link>.
</para>
</refsect1>
</refentry>
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