From 96d1640a373475a02a3e2c261b73a80e46a57e94 Mon Sep 17 00:00:00 2001
From: Daniel Kesselberg <mail@danielkesselberg.de>
Date: Thu, 16 Jan 2020 14:09:25 +0100
Subject: [PATCH] Use strpos to check that @ is the first char

Signed-off-by: Daniel Kesselberg <mail@danielkesselberg.de>
---
 lib/private/AppFramework/OCS/BaseResponse.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/private/AppFramework/OCS/BaseResponse.php b/lib/private/AppFramework/OCS/BaseResponse.php
index 60a4fb57ab..68456289be 100644
--- a/lib/private/AppFramework/OCS/BaseResponse.php
+++ b/lib/private/AppFramework/OCS/BaseResponse.php
@@ -126,7 +126,7 @@ abstract class BaseResponse extends Response   {
 	 */
 	protected function toXML(array $array, \XMLWriter $writer) {
 		foreach ($array as $k => $v) {
-			if ($k[0] === '@') {
+			if (\is_string($k) && strpos($k, '@') === 0) {
 				$writer->writeAttribute(substr($k, 1), $v);
 				continue;
 			}