">on_definedness</a><span class="special">&lt;</span><span class="identifier">Type</span><span class="special">,</span> <span class="keyword">true</span><span class="special">&gt;</span> <span class="special">{</span>

    <span class="comment">// <a class="link" href="map/on_definedness_idp41609504.html#idp41611456-bb">public static functions</a></span>
    <span class="keyword">static</span> <span class="keyword">void</span> <a class="link" href="map/on_definedness_idp41609504.html#idp41612016-bb"><span c