p>
                      If <code class="computeroutput"><span class="identifier">b</span></code> is true,
                      match an empty string
                    </p>
                  </td>
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<td>
                    <p>
                      <a class="link" href="../../reference/auxiliary/lazy.html" title="Lazy Parser (lazy)"><code class="computeroutput"><span class="identifier">lazy</span></code></a><code class="computeroutput"><span class="special">(</span><span class="identifier">fp</