Scala 3
3.2.1
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Scala 3/scala/scala.collection/+:

+:

scala.collection.package$.+:$
object +:

An extractor used to head/tail deconstruct sequences.

Attributes

Source
package.scala
Graph
Supertypes
class Object
trait Matchable
class Any
Self type
+:.type

Members list

Value members

Concrete methods

def unapply[A, CC <: (Seq), C <: SeqOps[A, CC, LazyRef(...)]](t: C & SeqOps[A, CC, C]): Option[(A, C)]

Splits a sequence into head +: tail.

Splits a sequence into head +: tail.

Attributes

Returns

Some((head, tail)) if sequence is non-empty. None otherwise.

Source
package.scala
Generated with
Copyright (c) 2002-2022, LAMP/EPFL
Copyright (c) 2002-2022, LAMP/EPFL