SCALA-621: Different ways to iterate over collections (#780)

Author: thomasduxbury

scala-core-collections/src/main/scala-2/com/baeldung/scala/collections/IterateCollections.scala

@@ -0,0 +1,16 @@
+package com.baeldung.scala.iteratecollections
+
+object IterateCollections {
+
+  def iterateWithForEach(): Unit = {
+    val numbers = List(1, 2, 3, 4, 5)
+    numbers.foreach(num => println(num))
+  }
+
+  def iterateWithForComprehension(): Unit = {
+    val numbers = List(1, 2, 3, 4, 5)
+    val doubledNumbers = for (num <- numbers) yield num * 2
+    println(doubledNumbers) // Output: List(2, 4, 6, 8, 10)
+  }
+
+}