diff --git a/src/includes/class/class.LSattr_html_select_object.php b/src/includes/class/class.LSattr_html_select_object.php
index 2a3a66dc..af3d319c 100644
--- a/src/includes/class/class.LSattr_html_select_object.php
+++ b/src/includes/class/class.LSattr_html_select_object.php
@@ -45,11 +45,17 @@ class LSattr_html_select_object extends LSattr_html{
    *
    * @return LSformElement|false L'element du formulaire ajouté, ou false
    */
-  public function addToForm (&$form,$idForm,$data=NULL) {
+  public function addToForm (&$form, $idForm, $data=NULL) {
     $this -> config['attrObject'] = $this;
-    $element=$form -> addElement($this -> LSformElement_type, $this -> name, $this -> getLabel(), $this -> config, $this);
+    $element = $form -> addElement(
+      $this -> LSformElement_type,
+      $this -> name,
+      $this -> getLabel(),
+      $this -> config,
+      $this
+    );
     if(!$element) {
-      LSerror :: addErrorCode('LSform_06',$this -> name);
+      LSerror :: addErrorCode('LSform_06', $this -> name);
       return false;
     }
     if ($data) {
@@ -71,8 +77,8 @@ class LSattr_html_select_object extends LSattr_html{
    *
    * @return array La valeur formatée de l'attribut (array('DNs' => 'displayName'))
    **/
-  public function refreshForm($data,$fromDNs=false) {
-    return $this -> getFormValues($data,$fromDNs);
+  public function refreshForm($data, $fromDNs=false) {
+    return $this -> getFormValues($data, $fromDNs);
   }
 
   /**
diff --git a/src/includes/class/class.LSldapObject.php b/src/includes/class/class.LSldapObject.php
index 22c2cabb..172218c8 100644
--- a/src/includes/class/class.LSldapObject.php
+++ b/src/includes/class/class.LSldapObject.php
@@ -1024,37 +1024,40 @@ class LSldapObject extends LSlog_staticLoggerClass {
    *
    * @param Net_LDAP2_Filter|string|null $filter LDAP search filter
    * @param string|null $sbasedn Base DN of the search
-   * @param array $sparams Search parameters (as expected by Net_LDAP2::search())
+   * @param array|null $sparams Search parameters (as expected by Net_LDAP2::search())
    * @param string|false $displayFormat LSformat of objects's display name
    * @param bool $cache Enable/disable cache (default: true)
    *
    * @return array|false Tableau dn => name correspondant au resultat de la recherche, ou false
    */
-  public function listObjectsName($filter=NULL,$sbasedn=NULL,$sparams=array(),$displayFormat=false,$cache=true) {
+  public function listObjectsName($filter=NULL, $sbasedn=NULL, $sparams=null, $displayFormat=false, $cache=true) {
     if (!LSsession :: loadLSclass('LSsearch')) {
-      LSerror::addErrorCode('LSsession_05','LSsearch');
+      LSerror::addErrorCode('LSsession_05', 'LSsearch');
       return false;
     }
 
-    if (!$displayFormat) {
-      $displayFormat = $this -> getDisplayNameFormat();
-    }
-
-    $params = array(
-      'displayFormat' => $displayFormat,
+    $params = [
+      'displayFormat' => $displayFormat?$displayFormat:$this -> getDisplayNameFormat(),
       'basedn' => $sbasedn,
       'filter' => $filter
+    ];
+
+    $LSsearch = new LSsearch(
+      $this -> type_name,
+      'LSldapObject::listObjectsName',
+      (
+        is_array($sparams)?
+        $params = array_merge($sparams, $params):
+        $sparams
+      ),
+      true
     );
 
-    if (is_array($sparams)) {
-      $params=array_merge($sparams,$params);
-    }
-
-    $LSsearch = new LSsearch($this -> type_name,'LSldapObject::listObjectsName',$params,true);
-
-    $LSsearch -> run($cache);
-
-    return $LSsearch -> listObjectsName();
+    return (
+      $LSsearch -> run($cache)?
+      $LSsearch -> listObjectsName():
+      false
+    );
   }