From cbc2f9fd369be6d427fe0ce23d960d842203e92d Mon Sep 17 00:00:00 2001
From: Fabien Potencier <fabien.potencier@gmail.com>
Date: Thu, 13 Mar 2014 06:07:25 +0100
Subject: [PATCH] [Config] made a condition more explicit

---
 src/Symfony/Component/Config/Util/XmlUtils.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/Symfony/Component/Config/Util/XmlUtils.php b/src/Symfony/Component/Config/Util/XmlUtils.php
index 494d7c3895..e7c0bf79d4 100644
--- a/src/Symfony/Component/Config/Util/XmlUtils.php
+++ b/src/Symfony/Component/Config/Util/XmlUtils.php
@@ -132,7 +132,7 @@ class XmlUtils
         $nodeValue = false;
         foreach ($element->childNodes as $node) {
             if ($node instanceof \DOMText) {
-                if (strlen(trim($node->nodeValue)) > 0) {
+                if ('' !== trim($node->nodeValue)) {
                     $nodeValue = trim($node->nodeValue);
                     $empty = false;
                 }