len
empty?
access
access=
has?
remove!
del!
clear!
map-syntax
arr
arr-from-elem
push!
push-start!
pop!
pop-start!
insert!
grow!
shrink!
swap-remove!
swap-remove-start!
sort
sort!
starts-with?
ends-with?
position
rposition
rev!
map!
retain!
join
tab
extend!
keys-eqv?
(clear! coll) coll: a deque or a tab returns #n
Deletes all items from a collection.
The collection's backing storage is not deallocated.