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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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<TITLE>CLHS: Variable *PRINT-RIGHT-MARGIN*</TITLE>
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<A NAME="STprint-right-marginST"><I>Variable</I> <B>*PRINT-RIGHT-MARGIN*</B></A> <P>
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<P><B>Value Type:</B><P>
<P>
a non-negative <A REL=DEFINITION HREF="26_glo_i.htm#integer"><I>integer</I></A>, or <A REL=DEFINITION HREF="a_nil.htm#nil"><B>nil</B></A>. <P>
<P><B>Initial Value:</B><P>
<P>
<A REL=DEFINITION HREF="a_nil.htm#nil"><B>nil</B></A>. <P>
<P><B>Description:</B><P>
<P>
If it is <A REL=DEFINITION HREF="26_glo_n.htm#non-nil"><I>non-nil</I></A>, it specifies the right margin (as <A REL=DEFINITION HREF="26_glo_i.htm#integer"><I>integer</I></A> number of <A REL=DEFINITION HREF="26_glo_e.htm#em"><I>ems</I></A>) to use when the <A REL=DEFINITION HREF="26_glo_p.htm#pretty_printer"><I>pretty printer</I></A> is making layout decisions. <P>
If it is <A REL=DEFINITION HREF="a_nil.htm#nil"><B>nil</B></A>, the right margin is taken to be the maximum line length such that output can be displayed without wraparound or truncation. If this cannot be determined, an <A REL=DEFINITION HREF="26_glo_i.htm#implementation-dependent"><I>implementation-dependent</I></A> value is used. <P>
<P><B>Examples:</B> None.
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<P><B>See Also:</B> None.
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<P><B>Notes:</B><P>
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This measure is in units of <A REL=DEFINITION HREF="26_glo_e.htm#em"><I>ems</I></A> in order to be compatible with <A REL=DEFINITION HREF="26_glo_i.htm#implementation-defined"><I>implementation-defined</I></A> variable-width fonts while still not requiring the language to provide support for fonts. <P>
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<P><HR>The following <A REL=META HREF="../Front/X3J13Iss.htm">X3J13 cleanup issue</A>, <I>not part of the specification</I>, applies to this section:<P><UL><LI> <A REL=CHILD HREF="../Issues/iss270.htm">PRETTY-PRINT-INTERFACE</A><P></UL><HR>
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