From 68311e97ebdfafd7db1dfbdfd5e886e66e0c5c38 Mon Sep 17 00:00:00 2001
From: "Galen.Yuan" <dexin.yuan@innocellence.com>
Date: Thu, 24 Dec 2015 10:14:14 +0800
Subject: [PATCH] =?UTF-8?q?object=E7=9A=84=E5=80=92=E5=BA=8F=E6=8E=92?=
 =?UTF-8?q?=E5=88=97=E4=BC=9A=E5=9C=A8=E4=B8=80=E4=BA=9B=E7=89=B9=E6=AE=8A?=
 =?UTF-8?q?=E7=8E=AF=E5=A2=83=E4=B8=8B=E9=80=A0=E6=88=90=E5=BD=B1=E5=93=8D?=
 =?UTF-8?q?(=E5=A6=82=E6=95=B0=E6=8D=AE=E5=BA=93=E5=AD=97=E6=AE=B5?=
 =?UTF-8?q?=E4=BE=9D=E8=B5=96JSON=E9=A1=BA=E5=BA=8F=E6=97=B6)?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 src/observer/index.js | 12 ++++--------
 1 file changed, 4 insertions(+), 8 deletions(-)

diff --git a/src/observer/index.js b/src/observer/index.js
index bbf06e5b282..3c71f1589a1 100644
--- a/src/observer/index.js
+++ b/src/observer/index.js
@@ -48,8 +48,7 @@ export function Observer (value) {
 
 Observer.prototype.walk = function (obj) {
   var keys = Object.keys(obj)
-  var i = keys.length
-  while (i--) {
+  for (var i = 0, l = keys.length; i < l; i++) {
     this.convert(keys[i], obj[keys[i]])
   }
 }
@@ -61,8 +60,7 @@ Observer.prototype.walk = function (obj) {
  */
 
 Observer.prototype.observeArray = function (items) {
-  var i = items.length
-  while (i--) {
+  for (var i = 0, l = items.length; i < l; i++) {
     observe(items[i])
   }
 }
@@ -126,10 +124,8 @@ function protoAugment (target, src) {
  */
 
 function copyAugment (target, src, keys) {
-  var i = keys.length
-  var key
-  while (i--) {
-    key = keys[i]
+  for (var i = 0, l = keys.length; i < l; i++) {
+    var key = keys[i]
     def(target, key, src[key])
   }
 }