O'Reilly logo
  • Prasanth Ullattil thinks this is interesting:

s toLowerCase


Cover of Programming in Scala, Third Edition


<console>:13: warning: postfix operator toLowerCase should be enabled
by making the implicit value scala.language.postfixOps visible.
This can be achieved by adding the import clause 'import scala.language.postfixOps'
or by setting the compiler option -language:postfixOps.
See the Scaladoc for value scala.language.postfixOps for a discussion
why the feature should be explicitly enabled.
S toLowerCase