on_result</a> <a name="idp41333536-bb"></a><span class="identifier">is_equal</span><span class="special">(</span><span class="identifier">const_string</span> arg_<span class="special">,</span> <span class="keyword">bool</span> flush_stream <span class="special">=</span> <span class="keyword">true</span><span class="special">)</span><span class="special">;</span></pre>Checks the content of the stream against a string. <p>
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