17c02-1.php

来自「介绍PHP5的给类型函数应用」· PHP 代码 · 共 29 行

<?php
// Using SimpleXML, read the file into memory:
$xml = simplexml_load_file('17c00-1.xml');
//$xml = simplexml_load_file('contacts.xml');

// Xpath search to find all 'meta' tags no matter what the depth:
$meta = $xml->xpath('//meta');

// Loop over them and output their IDs
foreach ($meta as $m) {
    echo "Meta - {$m['id']}<br />\n";
}

// Find all email tags within a contact tag from the root of the XML document:
$email = $xml->xpath('/contacts/contact/email');

// Loop over them and output the email addreses:
foreach ($email as $e) {
    echo "Email - {$e}<br />\n";
}

// Finally, find any contact who has a cellphone number
$cell = $xml->xpath('contact/phone[@type="cell"]/..');

// Loop over them and output their names:
foreach ($cell as $c) {
    echo "Cell Contact - {$c->name}<br />\n";
}
?>