Comply with coding style.

diff --git a/src/Util/Strings.php b/src/Util/Strings.php
index cd065aed12261725129a636c09ff66b2a2b33080..ef7a2df06144ba83161d7223ea2a4865352add79 100644 (file)
--- a/src/Util/Strings.php
+++ b/src/Util/Strings.php
@@ -68,7 +68,7 @@ class Strings
      */
     public static function escapeHtml($string)
     {
-        return htmlentities($string, ENT_QUOTES | ENT_HTML5, "UTF-8", false);
+        return htmlentities($string, ENT_QUOTES | ENT_HTML5, 'UTF-8', false);
     }
 
     /**