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47 lines
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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: Constant Variable BOOLE-1, BOOLE-2...</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_boole.htm"><IMG WIDTH=40 HEIGHT=40 ALT="[Previous]" SRC="../Graphics/Prev.gif" ALIGN=Bottom></A><A REL=UP HREF="c_number.htm"><IMG WIDTH=40 HEIGHT=40 ALT="[Up]" SRC="../Graphics/Up.gif" ALIGN=Bottom></A><A REL=NEXT HREF="f_logand.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="boole-1"><A NAME="boole-2"><A NAME="boole-and"><A NAME="boole-andc1"><A NAME="boole-andc2"><A NAME="boole-c1"><A NAME="boole-c2"><A NAME="boole-clr"><A NAME="boole-eqv"><A NAME="boole-ior"><A NAME="boole-nand"><A NAME="boole-nor"><A NAME="boole-orc1"><A NAME="boole-orc2"><A NAME="boole-set"><A NAME="boole-xor"><I>Constant Variable</I> <B>BOOLE-1, BOOLE-2, BOOLE-AND, BOOLE-ANDC1, BOOLE-ANDC2, BOOLE-C1, BOOLE-C2, BOOLE-CLR, BOOLE-EQV, BOOLE-IOR, BOOLE-NAND, BOOLE-NOR, BOOLE-ORC1, BOOLE-ORC2, BOOLE-SET, BOOLE-XOR</B></A></A></A></A></A></A></A></A></A></A></A></A></A></A></A></A> <P>
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<P><B>Constant Value:</B><P>
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<P>
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The identity and nature of the <A REL=DEFINITION HREF="26_glo_v.htm#value"><I>values</I></A> of each of these <A REL=DEFINITION HREF="26_glo_v.htm#variable"><I>variables</I></A> is <A REL=DEFINITION HREF="26_glo_i.htm#implementation-dependent"><I>implementation-dependent</I></A>, except that it must be <A REL=DEFINITION HREF="26_glo_d.htm#distinct"><I>distinct</I></A> from each of the <A REL=DEFINITION HREF="26_glo_v.htm#value"><I>values</I></A> of the others, and it must be a valid first <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_boole.htm#boole"><B>boole</B></A>. <P>
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<P><B>Description:</B><P>
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<P>
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Each of these <A REL=DEFINITION HREF="26_glo_c.htm#constant"><I>constants</I></A> has a <A REL=DEFINITION HREF="26_glo_v.htm#value"><I>value</I></A> which is one of the sixteen possible <A REL=DEFINITION HREF="26_glo_b.htm#bit-wise_logical_operation_specifier"><I>bit-wise logical operation specifiers</I></A>. <P>
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<P><B>Examples:</B><P>
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<PRE>
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(boole boole-ior 1 16) => 17
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(boole boole-and -2 5) => 4
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(boole boole-eqv 17 15) => -31
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</PRE>
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</TT> <P>
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<P><B>See Also:</B><P>
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<P>
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<A REL=DEFINITION HREF="f_boole.htm#boole"><B>boole</B></A> <P>
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<P><B>Notes:</B> None.
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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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