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  <div class="section" id="number-helper">
<h1>Number Helper<a class="headerlink" href="#number-helper" title="Permalink to this headline">¶</a></h1>
<p>The Number Helper file contains functions that help you work with
numeric data.</p>
<div class="contents local topic" id="contents">
<ul class="simple">
<li><a class="reference internal" href="#loading-this-helper" id="id1">Loading this Helper</a></li>
<li><a class="reference internal" href="#available-functions" id="id2">Available Functions</a></li>
</ul>
</div>
<div class="custom-index container"></div><div class="section" id="loading-this-helper">
<h2><a class="toc-backref" href="#id1">Loading this Helper</a><a class="headerlink" href="#loading-this-helper" title="Permalink to this headline">¶</a></h2>
<p>This helper is loaded using the following code:</p>
<div class="highlight-ci"><div class="highlight"><pre><span></span><span class="nv">$this</span><span class="o">-&gt;</span><span class="na">load</span><span class="o">-&gt;</span><span class="na">helper</span><span class="p">(</span><span class="s1">&#39;number&#39;</span><span class="p">);</span>
</pre></div>
</div>
</div>
<div class="section" id="available-functions">
<h2><a class="toc-backref" href="#id2">Available Functions</a><a class="headerlink" href="#available-functions" title="Permalink to this headline">¶</a></h2>
<p>The following functions are available:</p>
<dl class="function">
<dt id="byte_format">
<tt class="descname">byte_format</tt><big>(</big><em>$num</em><span class="optional">[</span>, <em>$precision = 1</em><span class="optional">]</span><big>)</big><a class="headerlink" href="#byte_format" title="Permalink to this definition">¶</a></dt>
<dd><table class="docutils field-list" frame="void" rules="none">
<col class="field-name" />
<col class="field-body" />
<tbody valign="top">
<tr class="field-odd field"><th class="field-name">Parameters:</th><td class="field-body"><ul class="first simple">
<li><strong>$num</strong> (<em>mixed</em>) &#8211; Number of bytes</li>
<li><strong>$precision</strong> (<em>int</em>) &#8211; Floating point precision</li>
</ul>
</td>
</tr>
<tr class="field-even field"><th class="field-name">Returns:</th><td class="field-body"><p class="first">Formatted data size string</p>
</td>
</tr>
<tr class="field-odd field"><th class="field-name">Return type:</th><td class="field-body"><p class="first last">string</p>
</td>
</tr>
</tbody>
</table>
<p>Formats numbers as bytes, based on size, and adds the appropriate
suffix. Examples:</p>
<div class="highlight-ci"><div class="highlight"><pre><span></span><span class="k">echo</span> <span class="nx">byte_format</span><span class="p">(</span><span class="mi">456</span><span class="p">);</span> <span class="c1">// Returns 456 Bytes</span>
<span class="k">echo</span> <span class="nx">byte_format</span><span class="p">(</span><span class="mi">4567</span><span class="p">);</span> <span class="c1">// Returns 4.5 KB</span>
<span class="k">echo</span> <span class="nx">byte_format</span><span class="p">(</span><span class="mi">45678</span><span class="p">);</span> <span class="c1">// Returns 44.6 KB</span>
<span class="k">echo</span> <span class="nx">byte_format</span><span class="p">(</span><span class="mi">456789</span><span class="p">);</span> <span class="c1">// Returns 447.8 KB</span>
<span class="k">echo</span> <span class="nx">byte_format</span><span class="p">(</span><span class="mi">3456789</span><span class="p">);</span> <span class="c1">// Returns 3.3 MB</span>
<span class="k">echo</span> <span class="nx">byte_format</span><span class="p">(</span><span class="mi">12345678912345</span><span class="p">);</span> <span class="c1">// Returns 1.8 GB</span>
<span class="k">echo</span> <span class="nx">byte_format</span><span class="p">(</span><span class="mi">123456789123456789</span><span class="p">);</span> <span class="c1">// Returns 11,228.3 TB</span>
</pre></div>
</div>
<p>An optional second parameter allows you to set the precision of the
result:</p>
<div class="highlight-ci"><div class="highlight"><pre><span></span><span class="k">echo</span> <span class="nx">byte_format</span><span class="p">(</span><span class="mi">45678</span><span class="p">,</span> <span class="mi">2</span><span class="p">);</span> <span class="c1">// Returns 44.61 KB</span>
</pre></div>
</div>
<div class="admonition note">
<p class="first admonition-title">Note</p>
<p class="last">The text generated by this function is found in the following
language file: <em>language/&lt;your_lang&gt;/number_lang.php</em></p>
</div>
</dd></dl>

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