set-nth-pair ( value key array n -- ) (original) (raw)
set-nth-pair ( value key array n -- )
Factor handbook » The language » Collections » Hashtables » Hashtable implementation details
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Vocabulary
hashtables.private
Inputs
| value | the second element of the pair |
|---|---|
| key | the first element of the pair |
| array | the underlying array of the hashtable |
| n | an index in the sequence |
Outputs
None
Word description
Stores a pair of values into the elements with index n and n+1, respectively.
Warning
This word is in the hashtables.private vocabulary because it does not perform bounds checks.
Side effects
Modifies seq
Definition
USING: kernel math.private slots.private ;
: set-nth-pair ( value key array n -- )
2 fixnum+fast [ set-slot ] 2keep 1 fixnum+fast set-slot ;
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