From 21c433d99855649567c5063f41141d4fdd222a9e Mon Sep 17 00:00:00 2001
From: Manas <prometheansacrifice@gmail.com>
Date: Sat, 26 Mar 2016 06:53:37 -0700
Subject: [PATCH] Caches array length in flattenStyles methods for loop

Summary:Gains minor perf improvement in the for loop by caching the array length
Closes https://github.com/facebook/react-native/pull/6671

Differential Revision: D3102064

fb-gh-sync-id: 2303d83f3672a2768c60d0e5dae999b1dda0d6bd
fbshipit-source-id: 2303d83f3672a2768c60d0e5dae999b1dda0d6bd
---
 Libraries/StyleSheet/flattenStyle.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Libraries/StyleSheet/flattenStyle.js b/Libraries/StyleSheet/flattenStyle.js
index 4c3793f4e..9cecf3d3e 100644
--- a/Libraries/StyleSheet/flattenStyle.js
+++ b/Libraries/StyleSheet/flattenStyle.js
@@ -34,7 +34,7 @@ function flattenStyle(style: ?StyleObj): ?Object {
   }
 
   var result = {};
-  for (var i = 0; i < style.length; ++i) {
+  for (var i = 0, styleLength = style.length; i < styleLength; ++i) {
     var computedStyle = flattenStyle(style[i]);
     if (computedStyle) {
       for (var key in computedStyle) {