keep-2up ( quot -- quot ) - Factor Documentation

keep-2up ( quot -- quot )
Extra combinators
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Vocabulary
combinators .extras

Inputs
quot a quotation


Outputs
quot a quotation


Word description
Calls a quotation with a value on the stack, restoring the value under the two topmost items on the stack.

Definition
USING: kernel shuffle ;

IN: combinators.extras

: keep-2up ( quot -- quot ) keep 2 3 0 nrotated ; inline

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