First-class functions/Use numbers analogously: Difference between revisions

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 =={{header|Elena}}==
 {{trans|C#}}
-ELENA 3.4 :
+ELENA 4.x :
-<lang elena>import system'routines.
+<lang elena>import system'routines;
-import extensions.
+import extensions;
-public program
+public program()
+{
-[
-    var x := 2.0r.
+    real x := 2.0r;
-    var xi := 0.5r.
+    real xi := 0.5r;
-    var y := 4.0r.
+    real y := 4.0r;
-    var yi := 0.25r.
+    real yi := 0.25r;
-    var z := x + y.
+    real z := x + y;
-    var zi := 1.0r / (x + y).
+    real zi := 1.0r / (x + y);
-    var numlist := ( x, y, z ).
+    var numlist := new real[]{  x, y, z };
-    var numlisti := ( xi, yi, zi ).
+    var numlisti := new real[]{ xi, yi, zi };
-    var multiplied := numlist zip:numlisti by(:n1:n2)( (:m)(n1 * n2 * m) ); toArray.
+    var multiplied := numlist.zipBy(numlisti, (n1,n2 => (m => n1 * n2 * m) )).toArray();
-    multiplied forEach(:multiplier)[ console printLine(multiplier(0.5r)) ].
+    multiplied.forEach:(multiplier){ console.printLine(multiplier(0.5r)) }
-]</lang>
+}</lang>
 {{out}}
 <pre>