Skip to content

Instantly share code, notes, and snippets.

@sharathprabhal

sharathprabhal/countUniqueInList.scala

Created November 13, 2013 20:37
Show Gist options
  • Save sharathprabhal/7455974 to your computer and use it in GitHub Desktop.
Save sharathprabhal/7455974 to your computer and use it in GitHub Desktop.
Download ZIP
Raw
countUniqueInList.scala
def getCounts[T](list: Seq[T]): Map[T, Int] = {
list.foldLeft(Map.empty[T, Int]) { (m: Map[T, Int], x: T) => m + ((x, m.getOrElse(x, 0) + 1)) }
}
Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment