<?xml version="1.0" encoding="ISO-8859-1"?>
<slide>
	<title>Sanitizing filters</title>
	<subtitle>number filters</subtitle>

	<blurb>Strips all chars which are not 0-9, + and -.</blurb>
<break/>

	<example result="1"><![CDATA[<?php
$flags = array();
$filter = FILTER_SANITIZE_NUMBER_INT;
include 'presentations/slides/input-filter/render-form.php';
include 'presentations/slides/input-filter/check-data.php';
?>]]></example>
<break/>
</slide>
