<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <html> <head> <meta http-equiv="content-type" content="text/html; charset=UTF-8"> <title>Creates image from a data.</title> </head> <body><div class="manualnavbar" style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="function.rrd-first.html">rrd_first</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.rrd-info.html">rrd_info</a></div> <div class="up"><a href="ref.rrd.html">RRD Functions</a></div> <div class="home"><a href="index.html">PHP Manual</a></div> </div><hr /><div id="function.rrd-graph" class="refentry"> <div class="refnamediv"> <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> </div> </div><hr /><div class="manualnavbar" style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="function.rrd-first.html">rrd_first</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.rrd-info.html">rrd_info</a></div> <div class="up"><a href="ref.rrd.html">RRD Functions</a></div> <div class="home"><a href="index.html">PHP Manual</a></div> </div></body></html>