例

require_once "XML/Statistics.php";
$stat = new XML_Statistics(array("ignoreWhitespace" => true));
$result = $stat->analyzeFile("example.xml");

if ($stat->isError($result)) {
    die("Error: " . $result->getMessage());
}

// タグの合計:
echo "Total tags: " . $stat->countTag() . "<br />";

// すべてのタグの中で'title'属性をもつタグの合計
echo "Occurences of attribute title: " . $stat->countAttribute("title") . "<br />";

// <section>タグだけの中で'title' 属性をカウントする
echo "Occurences of attribute title in tag section: " . $stat->countAttribute("title", "section") . "<br />";

// 4番目の階層のタグをカウントする
echo "Amount of Tags in depth 4: " . $stat->countTagsInDepth(4) . "<br />";

echo "Occurences of PHP Blocks: " . $stat->countPI("PHP") . "<br />";

echo "Occurences of external entity 'bar': " . $stat->countExternalEntity("bar") . "<br />";

echo "Data chunks: " . $stat->countDataChunks() . "<br />";

echo "Length of all data chunks: " . $stat->getCDataLength() . "<br />";