RosettaCodeData/Task/Partial-function-application/Quackery/partial-function-applicatio...

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[ [] unrot
swap nested
' join nested
join nested
' witheach nested
swap join
do ] is fs ( f s --> [ )
[ 2 * ] is f1 ( n --> n )
[ 2 ** ] is f2 ( n --> n )
[ ' f1 swap fs ] is fsf1 ( s --> [ )
[ ' f2 swap fs ] is fsf2 ( s --> [ )
' [ 0 1 2 3 ] fsf1 echo cr
' [ 0 1 2 3 ] fsf2 echo cr
' [ 2 4 6 8 ] fsf1 echo cr
' [ 2 4 6 8 ] fsf2 echo cr
( ... or, using Quackery's partial applicator "witheach",
which applies the word or nest following it to each
item in a nest on the top of the stack ... )
cr
' [ [ 0 1 2 3 ] [ 2 4 6 8 ] ]
witheach
[ dup ' [ fsf1 fsf2 ]
witheach [ do echo cr ] ]