From f047e5f6bd6f5f9814c5b49fdeeee5a824403cf5 Mon Sep 17 00:00:00 2001
From: Tom Payne <twpayne@gmail.com>
Date: Sat, 20 Apr 2013 11:27:32 +0200
Subject: [PATCH] Cache array length in ol.Attribution

---
 src/ol/attribution.js | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/ol/attribution.js b/src/ol/attribution.js
index cc353c36df..f162f317d1 100644
--- a/src/ol/attribution.js
+++ b/src/ol/attribution.js
@@ -42,13 +42,13 @@ ol.Attribution.prototype.intersectsAnyTileRange = function(tileRanges) {
   if (goog.isNull(this.tileRanges_)) {
     return true;
   }
-  var i, tileRange, z;
+  var i, ii, tileRange, z;
   for (z in tileRanges) {
     if (!(z in this.tileRanges_)) {
       continue;
     }
     tileRange = tileRanges[z];
-    for (i = 0; i < this.tileRanges_[z].length; ++i) {
+    for (i = 0, ii = this.tileRanges_[z].length; i < ii; ++i) {
       if (this.tileRanges_[z][i].intersects(tileRange)) {
         return true;
       }