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wrobstory/gist:4f1e7896f2ed1c36d260

Last active August 29, 2015 14:16
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Scala +: :+
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gistfile1.scala
scala> val fooList: List[String] = List()
fooList: List[String] = List()
scala> foo :+ "one"
res117: List[String] = List(one)
scala> foo +: "one"
res118: scala.collection.immutable.IndexedSeq[Any] = Vector(List(), o, n, e)
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