datetime: add a note about supported formats (#4426)

Closes #3155
tarantool · Aug 12, 2024 · dbee43e · dbee43e
1 parent fa48d0a
commit dbee43e
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/doc/reference/reference_lua/datetime.rst b/doc/reference/reference_lua/datetime.rst
@@ -271,6 +271,10 @@ Functions
     :param string format: indicator of the ``input_string`` format.
                           Possible values: 'iso8601', 'rfc3339', or ``strptime``-like format string.
                           If no value is set, the default formatting is used (``"%F %T %Z"``).
+                          Note that only a part of possible ISO 8601 and RFC 3339 formats are supported.
+                          To parse unsupported formats, you can specify a format string manually using
+                          `conversion specifications <https://www.freebsd.org/cgi/man.cgi?query=strftime&sektion=3>`__
+                          and ordinary characters.
     :param number tzoffset: time zone offset from UTC, in minutes.
 
     :return: a datetime_object