tail ( seq n -- tailseq )
Factor handbook » The language » Collections » Sequence operations » Subsequences and slices

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Vocabulary
sequences

Inputs

seq	a sequence
n	a non-negative integer

Outputs

tailseq

a new sequence

Word description
Outputs a new sequence consisting of the input sequence with the first n items removed.

Examples

USING: sequences prettyprint ; { 1 2 3 4 5 6 7 } 2 tail .
{ 3 4 5 6 7 }

When a sequence may not have enough elements:

USING: sequences prettyprint ; { 1 2 } 5 index-or-length tail .
{ }

Errors
Throws an error if the index is out of bounds.

See also
tail*, tail-slice, tail-slice*

Definition

USING: sequences.private ;

IN: sequences

: tail ( seq n -- tailseq ) index-to-tail subseq ;