 <code>zlib</code> module provides compression functionality implemented using Gzip,
Deflate/Inflate, and Brotli.</p>
<p>To access it:</p>
<pre><code class="language-js">const zlib = require('zlib');
</code></pre>
<p>Compression and decompression are built around the Node.js <a href="stream.md">Streams API</a>.</p>
<p>Compressing or decompressing a stream (such as a file) can be accomplished by
piping the source stream through a <code>zlib</code> <code>Transform</code> stream into a destination
stream:</p>
