62 lines
3.5 KiB
HTML
62 lines
3.5 KiB
HTML
<!-- 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: Function BIT-VECTOR-P</TITLE>
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<A NAME="bit-vector-p"><I>Function</I> <B>BIT-VECTOR-P</B></A> <P>
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<P><B>Syntax:</B><P>
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<P>
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<B>bit-vector-p</B> <I>object</I> => <I>generalized-boolean</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>object</I>---an <A REL=DEFINITION HREF="26_glo_o.htm#object"><I>object</I></A>. <P>
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<I>generalized-boolean</I>---a <A REL=DEFINITION HREF="26_glo_g.htm#generalized_boolean"><I>generalized boolean</I></A>. <P>
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<P><B>Description:</B><P>
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<P>
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Returns <A REL=DEFINITION HREF="26_glo_t.htm#true"><I>true</I></A> if <I>object</I> is of <A REL=DEFINITION HREF="26_glo_t.htm#type"><I>type</I></A> <A REL=DEFINITION HREF="t_bt_vec.htm#bit-vector"><B>bit-vector</B></A>; otherwise, returns <A REL=DEFINITION HREF="26_glo_f.htm#false"><I>false</I></A>. <P>
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<P><B>Examples:</B><P>
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<P>
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<PRE>
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(bit-vector-p (make-array 6
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:element-type 'bit
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:fill-pointer t)) => <A REL=DEFINITION HREF="26_glo_t.htm#true">true</A>
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(bit-vector-p #*) => <A REL=DEFINITION HREF="26_glo_t.htm#true">true</A>
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(bit-vector-p (make-array 6)) => <A REL=DEFINITION HREF="26_glo_f.htm#false">false</A>
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</PRE>
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</TT> <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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<A REL=DEFINITION HREF="f_typep.htm#typep"><B>typep</B></A> <P>
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<P><B>Notes:</B><P>
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<P>
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<PRE>
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(bit-vector-p object) == (typep object 'bit-vector)
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</PRE>
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</TT> <P>
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