append! ( seq1 seq2 -- seq1 )
Factor handbook » The language » Collections » Sequence operations » Destructive sequence operations

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Vocabulary
sequences

Inputs

seq1	a resizable mutable sequence.
seq2	a sequence

Outputs

seq1	a resizable mutable sequence.

Word description
Modifiers seq1 in-place by adding the elements from seq2 to the end and outputs seq1.

Notes
The sequence seq1 MUST be growable. See Resizable sequence implementation.

Examples

USING: prettyprint sequences ; V{ 1 2 3 } { 4 5 6 } append! .
V{ 1 2 3 4 5 6 }

See also
append, append-as, 3append, 3append-as, push-all

Definition

USING: kernel ;

IN: sequences

: append! ( seq1 seq2 -- seq1 ) over push-all ; inline