Just another update

Task/Fibonacci-sequence/JavaScript/fibonacci-sequence-2.js

@@ -1,18 +1,10 @@
-function fib(n)
-{
- var
-  a = 0,
-  b = 1,
-  t;
- while (n-- > 0)
- {
-  t = a;
-  a = b;
-  b += t;
- }
- return a;
+function fib(n) {
+  var a = 0, b = 1, t;
+  while (n-- > 0) {
+    t = a;
+    a = b;
+    b += t;
+    console.log(a);
+  }
+  return a;
 }
-
-var i;
-for (i = 0; i < 10; ++i)
- alert(fib(i));

Task/Fibonacci-sequence/JavaScript/fibonacci-sequence-5.js

@@ -0,0 +1,10 @@
+function* fibonacciGenerator() {
+    var prev = 0;
+    var curr = 1;
+    while (true) {
+        yield curr;
+        curr = curr + prev;
+        prev = curr - prev;
+    }
+}
+var fib = fibonacciGenerator();