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<title>Number Helper : CodeIgniter User Guide</title>
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Number Helper
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<h1>Number Helper</h1>
<p>The Number Helper file contains functions that help you work with numeric data.</p>
<h2>Loading this Helper</h2>
<p>This helper is loaded using the following code:</p>
<code>$this->load->helper('number');</code>
<p>The following functions are available:</p>
<h2>byte_format()</h2>
<p>Formats a numbers as bytes, based on size, and adds the appropriate suffix. Examples:</p>
<code>
echo byte_format(456); // Returns 456 Bytes<br />
echo byte_format(4567); // Returns 4.5 KB<br />
echo byte_format(45678); // Returns 44.6 KB<br />
echo byte_format(456789); // Returns 447.8 KB<br />
echo byte_format(3456789); // Returns 3.3 MB<br />
echo byte_format(12345678912345); // Returns 1.8 GB<br />
echo byte_format(123456789123456789); // Returns 11,228.3 TB
</code>
<p>An optional second parameter allows you to set the precision of the result.</p>
<code>
echo byte_format(45678, 2); // Returns 44.61 KB
</code>
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<strong>Note:</strong>
The text generated by this function is found in the following language file: language/<your_lang>/number_lang.php
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