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| -rw-r--r-- | src/library/scala/collection/TraversableOnce.scala | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/library/scala/collection/TraversableOnce.scala b/src/library/scala/collection/TraversableOnce.scala index e99206498c..451ebe4b92 100644 --- a/src/library/scala/collection/TraversableOnce.scala +++ b/src/library/scala/collection/TraversableOnce.scala @@ -22,6 +22,9 @@ import mutable.{ Buffer, ListBuffer, ArrayBuffer } * It represents the implementations common to Iterators and * Traversables, such as folds, conversions, and other operations which * traverse some or all of the elements and return a derived value. + * Note that, while all the methods here can implemented in terms of + * foreach, some of them are defined in subtraits such as `TraversableLike` + * and `Iterator`. * * @author Martin Odersky * @author Paul Phillips |