the
number
of
factor
number
(
expression )
Factor and expression yield chunk expressions, lists, or objects.
get the number of elements in steve
get the number of words in bill
get the number of andy
For chunk expressions, the number
function returns the number of chunks in a range.
For lists, the number
function returns the number of elements in a list.
For objects, the number
function returns the index of an object.