nd <a class="link" href="../npos.html" title="string::npos"><code class="computeroutput"><span class="identifier">npos</span></code></a> otherwise.
          </p>
<h7><a name="json.ref.boost__json__string.find_first_not_of.overload2.h2"></a>
            <span class="phrase"><a name="json.ref.boost__json__string.find_first_not_of.overload2.complexity"></a></span><a class="link" href="overload2.html#json.ref.boost__json__string.find_first_not_of.overload2.complexity">Complexity</a>
          </h7><p>
        