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<title>Create a fuzzy hash from a file</title>
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<h1 class="refname">ssdeep_fuzzy_hash_filename</h1>
<p class="verinfo">(PECL ssdeep >= 1.0.0)</p><p class="refpurpose"><span class="refname">ssdeep_fuzzy_hash_filename</span> — <span class="dc-title">Create a fuzzy hash from a file</span></p>
</div>
<div class="refsect1 description" id="refsect1-function.ssdeep-fuzzy-hash-filename-description">
<h3 class="title">Description</h3>
<div class="methodsynopsis dc-description">
<span class="type">string</span> <span class="methodname"><strong>ssdeep_fuzzy_hash_filename</strong></span>
( <span class="methodparam"><span class="type">string</span> <code class="parameter">$file_name</code></span>
)</div>
<p class="para rdfs-comment">
<span class="function"><strong>ssdeep_fuzzy_hash_filename()</strong></span> calculates the hash
of the file specified by <em><code class="parameter">file_name</code></em> using
<a href="http://dfrws.org/2006/proceedings/12-Kornblum.pdf" class="link external">» context-triggered piecewise
hashing</a>, and returns that hash.
</p>
</div>
<div class="refsect1 parameters" id="refsect1-function.ssdeep-fuzzy-hash-filename-parameters">
<h3 class="title">Parameters</h3>
<dl>
<dt>
<span class="term"><em><code class="parameter">file_name</code></em></span>
<dd>
<p class="para">
The filename of the file to hash.
</p>
</dd>
</dt>
</dl>
</div>
<div class="refsect1 returnvalues" id="refsect1-function.ssdeep-fuzzy-hash-filename-returnvalues">
<h3 class="title">Return Values</h3>
<p class="para">
Returns a string on success, <strong><code>FALSE</code></strong> otherwise.
</p>
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