class="identifier">nonfinite_num_put</span></code>
          and <code class="computeroutput"><span class="identifier">nonfinite_num_get</span></code>,
          you may have to add one at a time, using a temporary locale.
        </p>
<p>
          Or you can create a new locale in one step
        </p>
<p>
          <code class="computeroutput"><span class="identifier">std</span><span class="special">::</span><span class="identifier">locale</span> <span class="identifier">new_locale</span><span class="spe