From: stronk7 <stronk7>
Date: Fri, 22 Sep 2006 09:54:02 +0000 (+0000)
Subject: Killing some not needed references
X-Git-Url: http://git.mjollnir.org/gw?a=commitdiff_plain;h=373dc4406b19b067f028a3366864194291208dc7;p=moodle.git

Killing some not needed references
---

diff --git a/lib/xmldb/classes/XMLDBStructure.class.php b/lib/xmldb/classes/XMLDBStructure.class.php
index 4d64e27038..3ccbf0d22f 100644
--- a/lib/xmldb/classes/XMLDBStructure.class.php
+++ b/lib/xmldb/classes/XMLDBStructure.class.php
@@ -100,7 +100,7 @@ class XMLDBStructure extends XMLDBObject {
      * This function will reorder the array of tables
      */
     function orderTables() {
-        $result =& $this->orderElements($this->tables);
+        $result = $this->orderElements($this->tables);
         if ($result) {
             $this->setTables($result);
             return true;
@@ -113,7 +113,7 @@ class XMLDBStructure extends XMLDBObject {
      * This function will reorder the array of statements
      */
     function orderStatements() {
-        $result =& $this->orderElements($this->statements);
+        $result = $this->orderElements($this->statements);
         if ($result) {
             $this->setStatements($result);
             return true;
diff --git a/lib/xmldb/classes/XMLDBTable.class.php b/lib/xmldb/classes/XMLDBTable.class.php
index d2bda59d7c..83fadb9c02 100644
--- a/lib/xmldb/classes/XMLDBTable.class.php
+++ b/lib/xmldb/classes/XMLDBTable.class.php
@@ -228,7 +228,7 @@ class XMLDBTable extends XMLDBObject {
      * This function will reorder the array of fields
      */
     function orderFields() {
-        $result =& $this->orderElements($this->fields);
+        $result = $this->orderElements($this->fields);
         if ($result) {
             $this->setFields($result);
             return true;
@@ -266,7 +266,7 @@ class XMLDBTable extends XMLDBObject {
      * This function will reorder the array of keys
      */
     function orderKeys() {
-        $result =& $this->orderElements($this->keys);
+        $result = $this->orderElements($this->keys);
         if ($result) {
             $this->setKeys($result);
             return true;
@@ -304,7 +304,7 @@ class XMLDBTable extends XMLDBObject {
      * This function will reorder the array of indexes
      */
     function orderIndexes() {
-        $result =& $this->orderElements($this->indexes);
+        $result = $this->orderElements($this->indexes);
         if ($result) {
             $this->setIndexes($result);
             return true;