Merge pull request #14417 from civicrm/5.14

[civicrm-core.git] / CRM / Utils / GlobalStack.php

diff --git a/CRM/Utils/GlobalStack.php b/CRM/Utils/GlobalStack.php
index 74590bbbf6d0f96ec88c3cf035a387d488e1a93e..0884e3b134c454075ec43985e31ebadf49e60331 100644 (file)
--- a/CRM/Utils/GlobalStack.php
+++ b/CRM/Utils/GlobalStack.php
@@ -2,7 +2,7 @@
  +--------------------------------------------------------------------+
  | CiviCRM version 5                                                  |
  +--------------------------------------------------------------------+
- | Copyright CiviCRM LLC (c) 2004-2018                                |
+ | Copyright CiviCRM LLC (c) 2004-2019                                |
  +--------------------------------------------------------------------+
  | This file is a part of CiviCRM.                                    |
  |                                                                    |
@@ -27,7 +27,7 @@
 /**
  *
  * @package CRM
- * @copyright CiviCRM LLC (c) 2004-2018
+ * @copyright CiviCRM LLC (c) 2004-2019
  */
 
 /**
@@ -55,14 +55,14 @@ class CRM_Utils_GlobalStack {
    */
   private static $_singleton = NULL;
 
-  private $backups = array();
+  private $backups = [];
 
   /**
    * Get or set the single instance of CRM_Utils_GlobalStack.
    *
    * @return CRM_Utils_GlobalStack
    */
-  static public function singleton() {
+  public static function singleton() {
     if (self::$_singleton === NULL) {
       self::$_singleton = new CRM_Utils_GlobalStack();
     }
@@ -88,7 +88,7 @@ class CRM_Utils_GlobalStack {
    *   frame
    */
   public function createBackup($new) {
-    $frame = array();
+    $frame = [];
     foreach ($new as $globalKey => $values) {
       if (is_array($values)) {
         foreach ($values as $key => $value) {