bool

       MongoDB, Inc

       2009-present, MongoDB, Inc.

1.30.4                                            Jun 08, 2025                                    BSON_CONCAT(3)

       The bson_concat() function shall append the contents of src to dst.

       • dst: A bson_t.

       • src: A bson_t.

       Returns  true  if  successful; false if the operation would overflow the maximum document size or another
       invalid state is detected.

          bool
          bson_concat (bson_t *dst, const bson_t *src);