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dupd ( x y -- x x y )
Factor documentation > Factor handbook > The language > Shuffle words > Complex shuffle words
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Vocabulary
kernel

Word description
Shuffle word. Rearranges the top of the datastack as indicated in the stack effect pattern.

This word is deprecated
The data flow represented by this shuffle word can be more clearly expressed using Lexical variables.


Definition
IN: kernel

PRIMITIVE: dupd ( x y -- x x y )