RosettaCodeData/Task/Apply-a-callback-to-an-array/Lambdatalk/apply-a-callback-to-an-array.lambdatalk

{A.map {lambda {:x} {* :x :x}} {A.new 1 2 3 4 5 6 7 8 9 10}}
-> [1,4,9,16,25,36,49,64,81,100]