From 0ff90849eb21957323a4af92be6782e57d398cb2 Mon Sep 17 00:00:00 2001
From: laryn <laryn@cedc.org>
Date: Wed, 17 Oct 2018 10:36:38 -0500
Subject: [PATCH] PHP 7.1 bugfix: undeclared array subdimension with batch CSV
 export

---
 CRM/Financial/BAO/ExportFormat/CSV.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/CRM/Financial/BAO/ExportFormat/CSV.php b/CRM/Financial/BAO/ExportFormat/CSV.php
index 6f3b88b781..4d22cbd2e6 100644
--- a/CRM/Financial/BAO/ExportFormat/CSV.php
+++ b/CRM/Financial/BAO/ExportFormat/CSV.php
@@ -160,7 +160,7 @@ class CRM_Financial_BAO_ExportFormat_CSV extends CRM_Financial_BAO_ExportFormat
    */
   public function formatHeaders($values) {
     $arrayKeys = array_keys($values);
-    $headers = '';
+    $headers = array();
     if (!empty($arrayKeys)) {
       foreach ($values[$arrayKeys[0]] as $title => $value) {
         $headers[] = $title;
-- 
2.25.1