dev #48349 : use php built-in function

library/ZendAfi/View/Helper/Admin/RenderVersionForm.php

@@ -33,14 +33,9 @@ class ZendAfi_View_Helper_Admin_RenderVersionForm
 
   protected function _getFieldsetDecorator($form) {
     $decorators = parent::_getFieldsetDecorator($form);
-    $new = [];
-    foreach($decorators as $k => $decorator) {
-      if (1 == $k)
-        $new[] = new ZendAfi_Form_Decorator_VersionCompare_Header();
-      $new[] = $decorator;
-    }
-
-    return $new;
+    array_unshift($decorators, new ZendAfi_Form_Decorator_VersionCompare_Header());
+
+    return $decorators;
   }