From 4a977c84b9644b59c004d788456b56da906ff0bf Mon Sep 17 00:00:00 2001
From: Demian Katz <demian.katz@villanova.edu>
Date: Mon, 28 Oct 2013 14:42:26 -0400
Subject: [PATCH] Avoid unused variable.

---
 module/VuFindHttp/src/VuFindHttp/HttpService.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/module/VuFindHttp/src/VuFindHttp/HttpService.php b/module/VuFindHttp/src/VuFindHttp/HttpService.php
index ce027a100a7..b3f029fd797 100644
--- a/module/VuFindHttp/src/VuFindHttp/HttpService.php
+++ b/module/VuFindHttp/src/VuFindHttp/HttpService.php
@@ -264,7 +264,7 @@ class HttpService implements HttpServiceInterface
      */
     public static function isAssocParams(array $array)
     {
-        foreach ($array as $key => $value) {
+        foreach (array_keys($array) as $key) {
             if (!is_numeric($key)) {
                 return true;
             }
-- 
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