A-M baby

Task/Factorial/JavaScript/factorial-1.js

@@ -0,0 +1,7 @@
+function factorial(n) {
+    var x = 1;
+    for (var i = 2; i <= n; i++) {
+        x *= i;
+    }
+    return x;
+}

Task/Factorial/JavaScript/factorial-2.js

@@ -0,0 +1,3 @@
+function factorial(n) {
+    return n < 2 ? 1 : n * factorial(n - 1);
+}

Task/Factorial/JavaScript/factorial-3.js

@@ -0,0 +1,8 @@
+function range(n) {
+  for (let i = 1; i <= n; i++)
+    yield i;
+}
+
+function factorial(n) {
+  return [i for (i in range(n))].reduce(function(a, b) a*b, 1);
+}