"spirit.advanced.customize.string_traits.is_char.predefined_specializations"></a></span><a class="link" href="is_char.html#spirit.advanced.customize.string_traits.is_char.predefined_specializations">Predefined
            Specializations</a>
          </h6>
<div class="informaltable"><table class="table">
<colgroup>
<col>
<col>
</colgroup>
<thead><tr>
<th>
                    <p>
                      Type
                    </p>
                  </th>
<th>
                    <p>
                      Se