59 lines
3.3 KiB
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59 lines
3.3 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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<TITLE>CLHS: Function ARRAY-RANK</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_ar_in_.htm"><IMG WIDTH=40 HEIGHT=40 ALT="[Previous]" SRC="../Graphics/Prev.gif" ALIGN=Bottom></A><A REL=UP HREF="c_arrays.htm"><IMG WIDTH=40 HEIGHT=40 ALT="[Up]" SRC="../Graphics/Up.gif" ALIGN=Bottom></A><A REL=NEXT HREF="f_ar_row.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="array-rank"><I>Function</I> <B>ARRAY-RANK</B></A> <P>
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<P><B>Syntax:</B><P>
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<P>
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<B>array-rank</B> <I>array</I> => <I>rank</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>array</I>---an <A REL=DEFINITION HREF="26_glo_a.htm#array"><I>array</I></A>. <P>
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<I>rank</I>---a non-negative <A REL=DEFINITION HREF="26_glo_i.htm#integer"><I>integer</I></A>. <P>
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<P><B>Description:</B><P>
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<P>
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Returns the number of <A REL=DEFINITION HREF="26_glo_d.htm#dimension"><I>dimensions</I></A> of <I>array</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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(array-rank (make-array '())) => 0
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(array-rank (make-array 4)) => 1
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(array-rank (make-array '(4))) => 1
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(array-rank (make-array '(2 3))) => 2
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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><P>
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<P>
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Should signal an error of <A REL=DEFINITION HREF="26_glo_t.htm#type"><I>type</I></A> <A REL=DEFINITION HREF="e_tp_err.htm#type-error"><B>type-error</B></A> if its argument is not an <A REL=DEFINITION HREF="26_glo_a.htm#array"><I>array</I></A>. <P>
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<P><B>See Also:</B><P>
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<P>
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<A REL=DEFINITION HREF="v_ar_ran.htm#array-rank-limit"><B>array-rank-limit</B></A>, <A REL=DEFINITION HREF="f_mk_ar.htm#make-array"><B>make-array</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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