           is called to parse a new JSON.
          </p>
<h7><a name="json.ref.boost__json__parser.write_some.overload1.h5"></a>
            <span class="phrase"><a name="json.ref.boost__json__parser.write_some.overload1.return_value"></a></span><a class="link" href="overload1.html#json.ref.boost__json__parser.write_some.overload1.return_value">Return
            Value</a>
          </h7><p>
            The number of characters consumed from the buffer.
          </p>
<h7><a name="json.ref.boost__json__pars