Loops in scala

Author: CodeLab20

3.-NextStepsInScala/ForLoops.scala

@@ -0,0 +1,29 @@
+println("For Loops in scala")
+
+var result = ""
+
+for(a <- 1 to 100)
+{
+  result = result + a
+  if(a < 100)
+    result = result + ","
+}
+
+println(result)
+
+println("\n\n For Loops in scala for List Operations")
+val xs = List(1,2,3,4)
+var lsResult = List[Int]()
+
+for(a <- xs)
+{
+  lsResult = lsResult :+ (a+ 1)
+}
+
+println(lsResult)
+
+println("\n\n For Loops in scala for List Operations using yield")
+val lsResult2 = for(a <- xs) yield(a + 1)
+println(lsResult2)
+
+

3.-NextStepsInScala/Loops.scala

@@ -0,0 +1,53 @@
+println("while Loops in scala")
+var a = 100
+var result = ""
+
+while(a > 0)
+{
+	result = result + a
+	if(a > 1)
+		result = result + ","
+	a = a - 1
+}
+
+println(result)
+
+println("\n\nFunctional Loops in scala")
+val fnResult = (1 to 100).reverse.mkString(",")
+println(fnResult)
+
+println("\n\n Functional Loops in scala using -1")
+println((100 to 1 by -1).mkString(","))
+
+println("\n\nDo-While Loops in scala")
+a = 100
+result = ""
+do
+{
+	result = result + a
+	if(a > 1)
+		result = result + ","
+	a = a - 1
+}while(a > 0)
+
+println(result)
+
+/**
+	Sample Output:
+	
+while Loops in scala
+100,99,98,97,96,95,94,93,92,91,90,89,88,87,86,85,84,83,82,81,80,79,78,77,76,75,74,73,72,71,70,69,68,67,66,65,64,63,62,61,60,59,58,57,56,55,54,53,52,51,50,49,48,47,46,45,44,43,42,41,40,39,38,37,36,35,34,33,32,31,30,29,28,27,26,25,24,23,22,21,20,19,18,17,16,15,14,13,12,11,10,9,8,7,6,5,4,3,2,1
+
+
+Functional Loops in scala
+100,99,98,97,96,95,94,93,92,91,90,89,88,87,86,85,84,83,82,81,80,79,78,77,76,75,74,73,72,71,70,69,68,67,66,65,64,63,62,61,60,59,58,57,56,55,54,53,52,51,50,49,48,47,46,45,44,43,42,41,40,39,38,37,36,35,34,33,32,31,30,29,28,27,26,25,24,23,22,21,20,19,18,17,16,15,14,13,12,11,10,9,8,7,6,5,4,3,2,1
+
+
+ Functional Loops in scala using -1
+100,99,98,97,96,95,94,93,92,91,90,89,88,87,86,85,84,83,82,81,80,79,78,77,76,75,74,73,72,71,70,69,68,67,66,65,64,63,62,61,60,59,58,57,56,55,54,53,52,51,50,49,48,47,46,45,44,43,42,41,40,39,38,37,36,35,34,33,32,31,30,29,28,27,26,25,24,23,22,21,20,19,18,17,16,15,14,13,12,11,10,9,8,7,6,5,4,3,2,1
+
+
+Do-While Loops in scala
+100,99,98,97,96,95,94,93,92,91,90,89,88,87,86,85,84,83,82,81,80,79,78,77,76,75,74,73,72,71,70,69,68,67,66,65,64,63,62,61,60,59,58,57,56,55,54,53,52,51,50,49,48,47,46,45,44,43,42,41,40,39,38,37,36,35,34,33,32,31,30,29,28,27,26,25,24,23,22,21,20,19,18,17,16,15,14,13,12,11,10,9,8,7,6,5,4,3,2,1
+	
+**/