Reduce php4 support

diff --git a/CRM/Contact/Import/Form/MapField.php b/CRM/Contact/Import/Form/MapField.php
index bef2bec06059015e9ebcfed4d7147a5b26b9255d..903f2278c0add44d4bc44ca31ad0c9e32b11fad9 100644 (file)
--- a/CRM/Contact/Import/Form/MapField.php
+++ b/CRM/Contact/Import/Form/MapField.php
@@ -66,7 +66,7 @@ class CRM_Contact_Import_Form_MapField extends CRM_Import_Form_MapField {
    *
    * @return string
    */
-  public function defaultFromColumnName($columnName, &$patterns) {
+  public function defaultFromColumnName($columnName, $patterns) {
 
     if (!preg_match('/^[a-z0-9 ]$/i', $columnName)) {
       if ($columnKey = array_search($columnName, $this->_mapperFields)) {
@@ -541,7 +541,7 @@ class CRM_Contact_Import_Form_MapField extends CRM_Import_Form_MapField {
    *
    * @return array
    */
-  public function formatCustomFieldName(&$fields) {
+  public function formatCustomFieldName($fields) {
     //CRM-2676, replacing the conflict for same custom field name from different custom group.
     $fieldIds = $formattedFieldNames = [];
     foreach ($fields as $key => $value) {

diff --git a/CRM/Import/Form/MapField.php b/CRM/Import/Form/MapField.php
index c6a82f7877a96f9381a6e6ef554f9a1bd26a12d0..654f2732686a311c2a0d1f7f56867a74399dd558 100644 (file)
--- a/CRM/Import/Form/MapField.php
+++ b/CRM/Import/Form/MapField.php
@@ -121,7 +121,7 @@ abstract class CRM_Import_Form_MapField extends CRM_Core_Form {
    *
    * @return string
    */
-  public function defaultFromData(&$patterns, $index) {
+  public function defaultFromData($patterns, $index) {
     $best = '';
     $bestHits = 0;
     $n = count($this->_dataValues);