completes with an error.</p>
<p>Except for the type of the error, this method is equivalent to
<code>this.elementAt(0)</code>.</p>
        </section>
                <section class="summary source-code" id="source">
          <h2><span>Implementation</span></h2>
          <pre class="language-dart"><code class="language-dart">@override
AsObservableFuture&lt;T&gt; get first =&gt; AsObservableFuture&lt;T&gt;(_stream.first);</code></pre>
        </section>
</section>
        
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