All empty double-quoted strings replaced with single-quotes

[core.git] / inc / classes / main / helper / class_BaseHelper.php

diff --git a/inc/classes/main/helper/class_BaseHelper.php b/inc/classes/main/helper/class_BaseHelper.php
index 6c7c82d5c1ec2973112e8b5641f051a1aba89bee..c651872cab81bb808b1285061be8d65362879b3d 100644 (file)
--- a/inc/classes/main/helper/class_BaseHelper.php
+++ b/inc/classes/main/helper/class_BaseHelper.php
@@ -30,7 +30,7 @@ class BaseHelper extends BaseFrameworkSystem {
        /**
         * Rendered content created by the helper class
         */
-       private $content = "";
+       private $content = '';
 
        /**
         * Array with groups
@@ -45,12 +45,12 @@ class BaseHelper extends BaseFrameworkSystem {
        /**
         * Previously opened group
         */
-       private $previousGroupId = "";
+       private $previousGroupId = '';
 
        /**
         * Previously opened sub group
         */
-       private $previousSubGroupId = "";
+       private $previousSubGroupId = '';
 
        /**
         * Total counter for groups and sub groups
@@ -259,7 +259,7 @@ class BaseHelper extends BaseFrameworkSystem {
         * @return      void
         * @throws      HelperNoPreviousOpenedGroupException    If no previously opened group was found
         */
-       public function closePreviousGroupByContent ($content = "") {
+       public function closePreviousGroupByContent ($content = '') {
                // Check if any sub group was opened before
                if ($this->ifSubGroupOpenedPreviously()) {
                        // Close it automatically
@@ -286,7 +286,7 @@ class BaseHelper extends BaseFrameworkSystem {
                $this->groups[$groupId]['opened'] = false;
 
                // Mark previous group as closed
-               $this->setPreviousGroupId("");
+               $this->setPreviousGroupId('');
                //* DEBUG: */ echo "CLOSE:groupId={$groupId}<br />\n";
        }
 
@@ -330,7 +330,7 @@ class BaseHelper extends BaseFrameworkSystem {
         * @return      void
         * @throws      HelperNoPreviousOpenedSubGroupException If no previously opened sub group was found
         */
-       public function closePreviousSubGroupByContent ($content = "") {
+       public function closePreviousSubGroupByContent ($content = '') {
                // Check if any sub group was opened before
                if ($this->ifSubGroupOpenedPreviously() === false) {
                        // Then throw an exception
@@ -351,7 +351,7 @@ class BaseHelper extends BaseFrameworkSystem {
                $this->subGroups[$subGroupId]['opened'] = false;
 
                // Mark previous sub group as closed
-               $this->setPreviousSubGroupId("");
+               $this->setPreviousSubGroupId('');
                //* DEBUG: */ echo "CLOSE:subGroupId={$subGroupId}<br />\n";
        }
 
@@ -362,7 +362,7 @@ class BaseHelper extends BaseFrameworkSystem {
         */
        public function renderContent () {
                // Initialize content
-               $content = "";
+               $content = '';
 
                // Is header content there?
                if (isset($this->groups['header'])) {