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What is the most efficient way to create empty ListBuffer ?
val l1 = new mutable.ListBuffer[String]val l2 = mutable.ListBuffer[String] ()val l3 = mutable.ListBuffer.empty[String]There are any pros and cons in difference?
Order by efficient:
new mutable.ListBuffer[String]mutable.ListBuffer.empty[String]mutable.ListBuffer[String] ()You can see the source code of
ListBuffer&GenericCompanion