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239 lines
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>make-string-output-stream | Common Lisp Nova Spec</TITLE
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>Common Lisp Nova Spec</A
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> <SPAN CLASS="breadcrumb-item"
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>→ <A HREF="21_Streams.html"
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><SPAN CLASS="idx" DATA-KIND="idxref" DATA-TERM="make-string-output-stream"
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><B
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>make-string-output-stream</B
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></TD
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><TD ALIGN="RIGHT" VALIGN="BASELINE" WIDTH="0" NOWRAP="NOWRAP" CLASS="ftype"
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><I
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>Function</I
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></TABLE
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><UL CLASS="subtoc"
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><DL
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><DT
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><B
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>Syntax</B
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></DT
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><DD
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><P CLASS="j"
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><B
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>make-string-output-stream</B
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> <SPAN CLASS="cmtt"
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>&key</SPAN
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> <SPAN CLASS="cmssi"
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>element-type</SPAN
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> <SPAN CLASS="arrow"
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>→</SPAN
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> <SPAN CLASS="cmssi"
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>string-stream</SPAN
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></P
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></DD
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><DT
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><B
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>Arguments and Values</B
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></DT
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><DD
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><P CLASS="j"
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><VAR CLASS="param"
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>element-type</VAR
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> — a <A HREF="26_1_Glossary.html#type_specifier"
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><EM CLASS="term"
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>type specifier</EM
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></A
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>. The default is <A HREF="t_character.html" CLASS="typeref"
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><B
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>character</B
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></A
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>. </P
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><P CLASS="j"
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><VAR CLASS="param"
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>string-stream</VAR
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> — an <A HREF="26_1_Glossary.html#output"
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><EM CLASS="term"
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>output</EM
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></A
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> <A HREF="26_1_Glossary.html#string_stream"
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><EM CLASS="term"
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>string stream</EM
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></A
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>.</P
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></DD
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><DT
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><B
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>Description</B
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></DT
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><DD
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><P CLASS="j"
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>Returns an <A HREF="26_1_Glossary.html#output"
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><EM CLASS="term"
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>output</EM
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></A
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> <A HREF="26_1_Glossary.html#string_stream"
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><EM CLASS="term"
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>string stream</EM
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></A
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> that accepts <A HREF="26_1_Glossary.html#character"
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><EM CLASS="term"
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>characters</EM
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></A
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> and makes available (via <A HREF="f_get-output-stream-string.html" CLASS="funref"
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><B
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>get-output-stream-string</B
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></A
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>) a <A HREF="26_1_Glossary.html#string"
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><EM CLASS="term"
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>string</EM
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></A
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> that contains the <A HREF="26_1_Glossary.html#character"
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><EM CLASS="term"
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>characters</EM
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></A
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> that were actually output. </P
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><P CLASS="j"
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>The <VAR CLASS="param"
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>element-type</VAR
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> names the <A HREF="26_1_Glossary.html#type"
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><EM CLASS="term"
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>type</EM
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></A
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> of the <A HREF="26_1_Glossary.html#element"
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><EM CLASS="term"
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>elements</EM
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></A
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> of the <A HREF="26_1_Glossary.html#string"
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><EM CLASS="term"
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>string</EM
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></A
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>; a <A HREF="26_1_Glossary.html#string"
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><EM CLASS="term"
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>string</EM
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></A
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> is constructed of the most specialized <A HREF="26_1_Glossary.html#type"
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><EM CLASS="term"
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>type</EM
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></A
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> that can accommodate <A HREF="26_1_Glossary.html#element"
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><EM CLASS="term"
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>elements</EM
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></A
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> of that <EM CLASS="term"
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>element-type</EM
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>.</P
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></DD
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><DT
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><B
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>Examples</B
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></DT
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><DD
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><PRE CLASS="screen"
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> (let ((s (make-string-output-stream)))
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(write-string "testing... " s)
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(prin1 1234 s)
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(get-output-stream-string s))
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<SPAN CLASS="cmsy"
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><SPAN CLASS="arrow"
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>→</SPAN
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></SPAN
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> "testing... 1234"</PRE
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><P CLASS="j"
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>None..</P
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></DD
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><DT
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><B
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>See Also</B
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></DT
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><DD
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><P CLASS="j"
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><A HREF="f_get-output-stream-string.html" CLASS="funref"
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><B
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>get-output-stream-string</B
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></A
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>, <A HREF="f_with-output-to-string.html" CLASS="macref"
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><B
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>with-output-to-string</B
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></A
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></P
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>Conversion to HTML copyright 2023 by Gilbert Baumann</DIV
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