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  1. Practice
  2. Functional Programming
  3. Introduction
  4. Filter Array
  5. Discussions

Filter Array

  • PitrDubovich + 0 comments

    In Scala, assuming we're not able to use filter, we could instead use the fact that flatMap will filter out values of None.

    arr.flatMap(a => if (a < delim) Some(a) else None)