Scala example source code file (test.scala)

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Java - Scala tags/keywords

a, a, b, b, b1, b1, map, mapto, mapto

The Scala test.scala source code

package test

trait Map[A, +B] {
  def plus(key: A): MapTo = new MapTo(key)
    
  class MapTo(key: A) {
    def arrow [B1 >: B](value: B1) = null
  }
}