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<title>Creates image from a data.</title>
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<h1 class="refname">rrd_graph</h1>
<p class="verinfo">(PECL rrd >= 0.9.0)</p><p class="refpurpose"><span class="refname">rrd_graph</span> — <span class="dc-title">Creates image from a data.</span></p>
</div>
<div class="refsect1 description" id="refsect1-function.rrd-graph-description">
<h3 class="title">Description</h3>
<div class="methodsynopsis dc-description">
<span class="type">array</span> <span class="methodname"><strong>rrd_graph</strong></span>
( <span class="methodparam"><span class="type">string</span> <code class="parameter">$filename</code></span>
, <span class="methodparam"><span class="type">array</span> <code class="parameter">$options</code></span>
)</div>
<p class="para rdfs-comment">
Creates image for a particular data from RRD file.
</p>
</div>
<div class="refsect1 parameters" id="refsect1-function.rrd-graph-parameters">
<h3 class="title">Parameters</h3>
<dl>
<dt>
<span class="term"><em><code class="parameter">filename</code></em></span>
<dd>
<p class="para">
The filename to output the graph to. This will generally end in either
<em>.png</em>, <em>.svg</em> or
<em>.eps</em>, depending on the format you want to output.
</p>
</dd>
</dt>
<dt>
<span class="term"><em><code class="parameter">options</code></em></span>
<dd>
<p class="para">
Options for generating image. See man page of rrd graph for all
possible options. All options (data definitions, variable defintions, etc.)
are allowed.
</p>
</dd>
</dt>
</dl>
</div>
<div class="refsect1 returnvalues" id="refsect1-function.rrd-graph-returnvalues">
<h3 class="title">Return Values</h3>
<p class="para">
Array with information about generated image is returned, <strong><code>FALSE</code></strong> when error
occurs.
</p>
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