unclip-slice ( seq -- rest-slice first )
Factor handbook » The language » Collections » Sequence operations » Subsequences and slices

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Vocabulary
sequences

Inputs

seq	a sequence

Outputs

rest-slice	a slice
first	an object

Word description
Outputs a tail sequence and the first element of seq; the tail sequence consists of all elements of seq but the first. Unlike unclip, this word does not make a copy of the input sequence, and runs in constant time.

Examples

USING: math.order prettyprint sequences ; { 3 -1 -10 5 7 } unclip-slice [ min ] reduce .
-10

See also
unclip, unclip-last, unclip-last-slice

Definition

USING: kernel sequences.private ;

IN: sequences

: unclip-slice ( seq -- rest-slice first )
    [ rest-slice ] [ first-unsafe ] bi ; inline