From 1ff620a1142c8b708ad03d03cdbc380aedff761e Mon Sep 17 00:00:00 2001
From: Seth Phillips <seth.phillips@trms.com>
Date: Mon, 23 Jul 2018 09:34:02 -0500
Subject: [PATCH] strict comparison for getting array value by key

When getting errors, loose equality sometimes matches the 0 index of the array of errors and not the nested 'Errors' key.  This results in an index 'Number' not found exception on `$this->setErrorCode($errorInfo['Number']);`
---
 src/USPSBase.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/USPSBase.php b/src/USPSBase.php
index 83653ba..517ea8f 100644
--- a/src/USPSBase.php
+++ b/src/USPSBase.php
@@ -431,7 +431,7 @@ public function getErrorMessage()
     protected function getValueByKey($array, $key)
     {
         foreach ($array as $k => $each) {
-            if ($k == $key) {
+            if ($k === $key) {
                 return $each;
             }