="spirit.advanced.customize.is_string.h2"></a>
          <span class="phrase"><a name="spirit.advanced.customize.is_string.namespace"></a></span><a class="link" href="is_string.html#spirit.advanced.customize.is_string.namespace">Namespace</a>
        </h6>
<div class="informaltable"><table class="table">
<colgroup><col></colgroup>
<thead><tr><th>
                  <p>
                    Name
                  </p>
                </th></tr></thead>
<tbody><tr><td>
                  <p>
                    