64 lines
3.7 KiB
HTML
64 lines
3.7 KiB
HTML
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<!-- Common Lisp HyperSpec (TM), version 7.0 generated by Kent M. Pitman on Mon, 11-Apr-2005 2:31am EDT -->
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<HTML>
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<HEAD>
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<TITLE>CLHS: Function STREAM-EXTERNAL-FORMAT</TITLE>
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<H1><A REV=MADE HREF="http://www.lispworks.com/"><IMG WIDTH=80 HEIGHT=65 ALT="[LISPWORKS]" SRC="../Graphics/LWSmall.gif" ALIGN=Bottom></A><A REL=TOP HREF="../Front/index.htm"><IMG WIDTH=237 HEIGHT=65 ALT="[Common Lisp HyperSpec (TM)]" SRC="../Graphics/CLHS_Sm.gif" ALIGN=Bottom></A> <A REL=PREV HREF="f_open.htm"><IMG WIDTH=40 HEIGHT=40 ALT="[Previous]" SRC="../Graphics/Prev.gif" ALIGN=Bottom></A><A REL=UP HREF="c_stream.htm"><IMG WIDTH=40 HEIGHT=40 ALT="[Up]" SRC="../Graphics/Up.gif" ALIGN=Bottom></A><A REL=NEXT HREF="m_w_open.htm"><IMG WIDTH=40 HEIGHT=40 ALT="[Next]" SRC="../Graphics/Next.gif" ALIGN=Bottom></A></H1>
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<HR>
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<A NAME="stream-external-format"><I>Function</I> <B>STREAM-EXTERNAL-FORMAT</B></A> <P>
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<P><B>Syntax:</B><P>
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<P>
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<B>stream-external-format</B> <I>stream</I> => <I>format</I><P>
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<P>
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<P><B>Arguments and Values:</B><P>
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<P>
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<I>stream</I>---a <A REL=DEFINITION HREF="26_glo_f.htm#file_stream"><I>file stream</I></A>. <P>
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<I>format</I>---an <A REL=DEFINITION HREF="26_glo_e.htm#external_file_format"><I>external file format</I></A>. <P>
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<P><B>Description:</B><P>
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<P>
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Returns an <A REL=DEFINITION HREF="26_glo_e.htm#external_file_format_designator"><I>external file format designator</I></A> for the <I>stream</I>. <P>
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<P><B>Examples:</B><P>
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<P>
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<PRE>
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(with-open-file (stream "test" :direction :output)
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(stream-external-format stream))
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=> :DEFAULT
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OR=> :ISO8859/1-1987
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OR=> (:ASCII :SAIL)
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OR=> ACME::PROPRIETARY-FILE-FORMAT-17
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OR=> #<FILE-FORMAT :ISO646-1983 2343673>
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</PRE>
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</TT> <P>
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<P><B>Side Effects:</B> None.
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<P>
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<P><B>Affected By:</B> None.
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<P>
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<P><B>Exceptional Situations:</B> None.
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<P>
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<P><B>See Also:</B><P>
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<P>
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the <TT>:external-format</TT> <A REL=DEFINITION HREF="26_glo_a.htm#argument"><I>argument</I></A> to the <A REL=DEFINITION HREF="26_glo_f.htm#function"><I>function</I></A> <A REL=DEFINITION HREF="f_open.htm#open"><B>open</B></A> and the <A REL=DEFINITION HREF="m_w_open.htm#with-open-file"><B>with-open-file</B></A> <A REL=DEFINITION HREF="26_glo_m.htm#macro"><I>macro</I></A>. <P>
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<P><B>Notes:</B><P>
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<P>
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The <I>format</I> returned is not necessarily meaningful to other <A REL=DEFINITION HREF="26_glo_i.htm#implementation"><I>implementations</I></A>. <P>
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<HR>
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<A REL=COPYRIGHT HREF="../Front/Help.htm#Legal"><I>Copyright 1996-2005, LispWorks Ltd. All rights reserved.</I></A><P>
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