iv>
<p>
            Construct a <code class="computeroutput"><span class="identifier">std</span><span class="special">::</span><span class="identifier">int64_t</span></code>.
          </p>
<h7><a name="json.ref.boost__json__value.value.overload11.h0"></a>
            <span class="phrase"><a name="json.ref.boost__json__value.value.overload11.synopsis"></a></span><a class="link" href="overload11.html#json.ref.boost__json__value.value.overload11.synopsis">Synopsis</a>
          </h7><pre class="programlisting