Vocabulary
sequences

Inputs and outputs

from	a non-negative integer
to	a non-negative integer
seq	a sequence
subseq	a new sequence

Word description
Outputs a new sequence consisting of all elements starting from and including from, and up to but not including to.

Errors
Throws an error if from or to is out of bounds.

See also
<slice>

Definition

USING: kernel sequences.private ;

IN: sequences

: subseq ( from to seq -- subseq )
[ check-slice subseq>copy (copy) ] keep like ;