="special">&gt;</span></code>. Thus it is a facet that formats numbers.
        The first template argument is the character type of the formatted strings,
        usually <code class="computeroutput"><span class="keyword">char</span></code> or <code class="computeroutput"><span class="keyword">wchar_t</span></code>. The second template argument is the
        type of iterator used to write the strings. It is required to be an output
        iterator. Usually the default <code class="computeroutput"><span c