    buffer. Additional characters past the end of the complete JSON are ignored.
            The function returns the actual number of characters parsed, which may
            be less than the size of the input. This allows parsing of a buffer containing
            multiple individual JSONs or containing different protocol data:
          </p>
<h7><a name="json.ref.boost__json__parser.write_some.overload1.h2"></a>
            <span class="phrase"><a name="json.ref.boost__json__parser.write_some.overload1.e