">environment</code> 
        public
       construct/copy/destruct</h3>
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<li class="listitem">
<pre class="literallayout"><span class="keyword">explicit</span> <a name="idp43986640-bb"></a><span class="identifier">environment</span><span class="special">(</span><span class="keyword">bool</span> abort_on_exception <span class="special">=</span> <span class="keyword">true</span><span class="special">)</span><span class="special">;</span></pre>
<p>Init