Add all the A tasks

Task/Apply-a-callback-to-an-array/JavaScript/apply-a-callback-to-an-array-1.js

@@ -0,0 +1,7 @@
+function map(a, func) {
+  for (var i in a)
+    a[i] = func(a[i]);
+}
+
+var a = [1, 2, 3, 4, 5];
+map(a, function(v) { return v * v; });

Task/Apply-a-callback-to-an-array/JavaScript/apply-a-callback-to-an-array-2.js

@@ -0,0 +1 @@
+var a = (1).to(10).collect(Math.pow.curry(undefined,2));

Task/Apply-a-callback-to-an-array/JavaScript/apply-a-callback-to-an-array-3.js

@@ -0,0 +1,15 @@
+function cube(num) {
+  return Math.pow(num, 3);
+}
+
+var numbers = [1, 2, 3, 4, 5];
+
+// get results of calling cube on every element
+var cubes1 = numbers.map(cube);
+
+// display each result in a separate dialog
+cubes1.forEach(alert);
+
+// array comprehension
+var cubes2 = [cube(n) for each (n in numbers)];
+var cubes3 = [n * n * n for each (n in numbers)];

Task/Apply-a-callback-to-an-array/JavaScript/apply-a-callback-to-an-array-4.js

@@ -0,0 +1 @@
+Functional.map('x*x*x', [1,2,3,4,5])