llength - Count the number of elements in a list
Treats list as a list and returns a decimal string giving
the number of elements in it.
list, lindex, lrange
element, list, length
Copyright © 1993 The Regents of the University of California.
Copyright © 1994-1996 Sun Microsystems, Inc.
Copyright © 1995-1997 Roger E. Critchlow Jr.