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fpopic/scala-view-vs-coll.scala

Created September 19, 2018 13:29
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scala-view-vs-coll.scala
scala> Seq(1,2,3).map{x=>println(x); x*100}.map{x=>println(x); x/10}
1
2
3
100
200
300
res5: Seq[Int] = List(10, 20, 30)
scala> Seq(1,2,3).view.map{x=>println(x); x*100}.map{x=>println(x); x/10}.force
1
100
2
200
3
300
res6: Seq[Int] = List(10, 20, 30)
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