Faq - What is breakOut, and how does it work? - Scala Documentation

You might have encountered some code like the one below, and wonder what is breakOut , and why is it being passed as parameter? import scala.collection.breakOut val map : Map[Int,String] = List("London", "Paris").map(x => (x.length, x))(breakOut) Note that it has two parameters. The first is your function and the second is an implicit. If you do not provide that implicit, Scala will choose the mos

[Windymelt]

scalaでよく使われるbreakOutってなあに？というページ．