# CodeIgniter User Guide Version 2.2.6

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# XML Helper

The XML Helper file contains functions that assist in working with XML data.

## Loading this Helper

This helper is loaded using the following code:

`$this->load->helper('xml');`

The following functions are available:

## xml_convert('string')

Takes a string as input and converts the following reserved XML characters to entities:

Ampersands: &
Less then and greater than characters: < >
Single and double quotes: ' "
Dashes: -

This function ignores ampersands if they are part of existing character entities. Example:

`$string = xml_convert($string);`