From c64f6d5a5af3154734aa0b13118df0383ff90ed2 Mon Sep 17 00:00:00 2001
From: Leonid Pospelov <pospelovlm@yandex.ru>
Date: Wed, 3 May 2023 04:41:53 -0400
Subject: Help: Document append functionality of string(JSON)

---
 Help/command/string.rst | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'Help')

diff --git a/Help/command/string.rst b/Help/command/string.rst
index e226aa1a48..0e69b27ebc 100644
--- a/Help/command/string.rst
+++ b/Help/command/string.rst
@@ -576,6 +576,9 @@ Functionality for querying a JSON string.
   Set an element in ``<json-string>`` at the location
   given by the list of ``<member|index>`` arguments to ``<value>``.
   The contents of ``<value>`` should be valid JSON.
+  If ``<json-string>`` is an array, ``<value>`` can be appended to the end of
+  the array by using a number greater or equal to the array length as the
+  ``<member|index>`` argument.
 
 .. signature::
   string(JSON <out-var> [ERROR_VARIABLE <error-var>]
-- 
cgit v1.2.1