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Haskell:
rev l = [ l !! (i-1) | i <- [length l, length l - 1 .. 1]]
[length l, length l - 1 .. 1] -- generates a list of decreasing indexes
l !! (i-1) -- accesses the (i-1)th element of l
all within a list comprehension.
Reverse a List
You are viewing a single comment's thread. Return to all comments →
Haskell:
[length l, length l - 1 .. 1] -- generates a list of decreasing indexes
l !! (i-1) -- accesses the (i-1)th element of l
all within a list comprehension.