Handbook
Glossary
array-length ( seq -- n )
Vocabulary
alien
.
arrays
Inputs
seq
an
object
Outputs
n
an
object
Definition
USING:
accessors
combinators
kernel
math
sequences
words
;
IN:
alien.arrays
:
array-length
( seq -- n )
[
dup
word?
[
def>>
( -- object )
call-effect
]
when
]
[
*
]
map-reduce
;