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gakuzzzz/1_.scala

Last active August 29, 2015 13:59
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Is Stream#addString correct?
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1_.scala
scala> Iterator.iterate(0)(_ + 1).take(10).addString(new StringBuilder, ",")
res7: StringBuilder = 0,1,2,3,4,5,6,7,8,9
scala> Stream.iterate(0)(_ + 1).take(10).addString(new StringBuilder, ",")
res8: StringBuilder = 0,?
scala> Iterator.iterate(0)(_ + 1).take(10).toString
res9: String = non-empty iterator
scala> Stream.iterate(0)(_ + 1).take(10).toString
res10: String = Stream(0, ?)
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