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2015-05-06 17:59:08 +00:00
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<img src="/react-native/img/TutorialSingleFetched.png" />
</div>
</span><h2><a class="anchor" name="listview"></a>ListView <a class="hash-link" href="#listview">#</a></h2><p>Let&#x27;s now modify this application to render all of this data in a <code>ListView</code> component, rather than just rendering the first movie.</p><p>Why is a <code>ListView</code> better than just rendering all of these elements or putting them in a <code>ScrollView</code>? Despite React being fast, rendering a possibly infinite list of elements could be slow. <code>ListView</code> schedules rendering of views so that you only display the ones on screen and those already rendered but off screen are removed from the native view hierarchy.</p><p>First thing&#x27;s first: add the <code>ListView</code> require to the top of the file.</p><div class="prism language-javascript"><span class="token keyword">var</span> <span class="token punctuation">{</span>
</span><h2><a class="anchor" name="listview"></a>ListView <a class="hash-link" href="#listview">#</a></h2><p>Let&#x27;s now modify this application to render all of this data in a <code>ListView</code> component, rather than just rendering the first movie.</p><p>Why is a <code>ListView</code> better than just rendering all of these elements or putting them in a <code>ScrollView</code>? Despite React being fast, rendering a possibly infinite list of elements could be slow. <code>ListView</code> schedules rendering of views so that you only display the ones on screen and those already rendered but off screen are removed from the native view hierarchy.</p><p>First things first: add the <code>ListView</code> require to the top of the file.</p><div class="prism language-javascript"><span class="token keyword">var</span> <span class="token punctuation">{</span>
AppRegistry<span class="token punctuation">,</span>
Image<span class="token punctuation">,</span>
ListView<span class="token punctuation">,</span>