Prelude V> import Data.Vector as V
Prelude V> V.empty
[]
Prelude V> V.singleton 1
[1]
Prelude V> V.replicate 5 1
[1,1,1,1,1]
Prelude V> generate 5 (+1)
[1,2,3,4,5]
Prelude V> iterateN 5 (*2) 1
[1,2,4,8,16]原文：http://www.cnblogs.com/zwvista/p/7954505.html