4tri ( w x y z p q r -- )
Extra combinators

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Vocabulary
combinators.extras

Inputs

w	an object
x	an object
y	an object
z	an object
p	a quotation with stack effect ( w x y z -- ... )
q	a quotation with stack effect ( w x y z -- ... )
r	a quotation with stack effect ( w x y z -- ... )

Outputs
None

Word description
Applies p to the four input values, then applies q to the four input values, and finally applies r to the four input values.

Definition

USING: kernel ;

IN: combinators.extras

: 4tri ( w x y z p q r -- ) [ [ 4keep ] dip 4keep ] dip call
    ; inline