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<title>Return information about a string buffer</title>
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</div><hr /><div id="function.finfo-buffer" class="refentry">
<div class="refnamediv">
<h1 class="refname">finfo_buffer</h1>
<h1 class="refname">finfo::buffer</h1>
<p class="verinfo">(PHP 5 >= 5.3.0, PHP 7, PECL fileinfo >= 0.1.0)</p><p class="refpurpose"><span class="refname">finfo_buffer</span> -- <span class="refname">finfo::buffer</span> — <span class="dc-title">Return information about a string buffer</span></p>
</div>
<div class="refsect1 description" id="refsect1-function.finfo-buffer-description">
<h3 class="title">Description</h3>
<p class="para">Procedural style</p>
<div class="methodsynopsis dc-description">
<span class="type">string</span> <span class="methodname"><a href="finfo.buffer.html" class="methodname">finfo_buffer</a></span>
( <span class="methodparam"><span class="type">resource</span> <code class="parameter">$finfo</code></span>
, <span class="methodparam"><span class="type">string</span> <code class="parameter">$string</code><span class="initializer"> = <strong><code>NULL</code></strong></span></span>
[, <span class="methodparam"><span class="type">int</span> <code class="parameter">$options</code><span class="initializer"> = FILEINFO_NONE</span></span>
[, <span class="methodparam"><span class="type">resource</span> <code class="parameter">$context</code><span class="initializer"> = <strong><code>NULL</code></strong></span></span>
]] )</div>
<p class="para rdfs-comment">Object oriented style</p>
<div class="methodsynopsis dc-description">
<span class="modifier">public</span> <span class="type">string</span> <span class="methodname"><a href="finfo.buffer.html" class="methodname">finfo::buffer</a></span>
( <span class="methodparam"><span class="type">string</span> <code class="parameter">$string</code><span class="initializer"> = <strong><code>NULL</code></strong></span></span>
[, <span class="methodparam"><span class="type">int</span> <code class="parameter">$options</code><span class="initializer"> = FILEINFO_NONE</span></span>
[, <span class="methodparam"><span class="type">resource</span> <code class="parameter">$context</code><span class="initializer"> = <strong><code>NULL</code></strong></span></span>
]] )</div>
<p class="para rdfs-comment">
This function is used to get information about binary data in a string.
</p>
</div>
<div class="refsect1 parameters" id="refsect1-function.finfo-buffer-parameters">
<h3 class="title">Parameters</h3>
<p class="para">
<dl>
<dt>
<code class="parameter">finfo</code></dt>
<dd>
<p class="para">
Fileinfo resource returned by <span class="function"><a href="function.finfo-open.html" class="function">finfo_open()</a></span>.
</p>
</dd>
<dt>
<code class="parameter">string</code></dt>
<dd>
<p class="para">
Content of a file to be checked.
</p>
</dd>
<dt>
<code class="parameter">options</code></dt>
<dd>
<p class="para">
One or disjunction of more <a href="fileinfo.constants.html" class="link">Fileinfo
constants</a>.
</p>
</dd>
<dt>
<code class="parameter">context</code></dt>
<dd>
<p class="para">
</p>
</dd>
</dl>
</p>
</div>
<div class="refsect1 returnvalues" id="refsect1-function.finfo-buffer-returnvalues">
<h3 class="title">Return Values</h3>
<p class="para">
Returns a textual description of the <code class="parameter">string</code>
argument, or <strong><code>FALSE</code></strong> if an error occurred.
</p>
</div>
<div class="refsect1 examples" id="refsect1-function.finfo-buffer-examples">
<h3 class="title">Examples</h3>
<p class="para">
<div class="example" id="example-2843">
<p><strong>Example #1 A <span class="function"><a href="finfo.buffer.html" class="function">finfo_buffer()</a></span> example</strong></p>
<div class="example-contents">
<div class="phpcode"><code><span style="color: #000000">
<span style="color: #0000BB"><?php<br />$finfo </span><span style="color: #007700">= new </span><span style="color: #0000BB">finfo</span><span style="color: #007700">(</span><span style="color: #0000BB">FILEINFO_MIME</span><span style="color: #007700">);<br />echo </span><span style="color: #0000BB">$finfo</span><span style="color: #007700">-></span><span style="color: #0000BB">buffer</span><span style="color: #007700">(</span><span style="color: #0000BB">$_POST</span><span style="color: #007700">[</span><span style="color: #DD0000">"script"</span><span style="color: #007700">]) . </span><span style="color: #DD0000">"\n"</span><span style="color: #007700">;<br /></span><span style="color: #0000BB">?></span>
</span>
</code></div>
</div>
<div class="example-contents"><p>The above example will output
something similar to:</p></div>
<div class="example-contents screen">
<div class="cdata"><pre>
application/x-sh; charset=us-ascii
</pre></div>
</div>
</div>
</p>
</div>
<div class="refsect1 seealso" id="refsect1-function.finfo-buffer-seealso">
<h3 class="title">See Also</h3>
<p class="para">
<ul class="simplelist">
<li class="member"><span class="function"><a href="finfo.file.html" class="function" rel="rdfs-seeAlso">finfo_file()</a> - Alias of finfo_file()</span></li>
</ul>
</p>
</div>
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