WASDE XML BOM checker

xml-bom.php

<?php
/*
 * = Instructions =
 * Save locally as xml-bom.php
 * Then in terminal, `cd` to the correct folder, and run:
 * php xml-bom.php
 */

$xml = file_get_contents('http://www.usda.gov/oce/commodity/wasde/latest.xml');
define('BOM', "\xEF\xBB\xBF");

if (false !== strpos($xml, BOM) ) {
    echo 'XML file contains BOM.' . PHP_EOL;
} else {
    echo 'XML file does not contain BOM' . PHP_EOL;
}