#	ATT:#ident	"graf:src/whatis.d/rank.w	1.3"
#ident	"%Z%graf/src/whatis.d:%M%	%I%"






rank [_v_e_c_t_o_r(s)]; rank of vector

Output is the number of elements in each input _v_e_c_t_o_r.  If
no _v_e_c_t_o_r is given, the standard input is assumed.

Example:   rank A
outputs the number of elements in A.
