(PHP 5, PHP 7, PHP 8)
SimpleXMLIterator::getChildren — Returns the sub-elements of the current element
This method returns a SimpleXMLIterator object containing sub-elements of the current SimpleXMLIterator element.
此函数没有参数。
Returns a SimpleXMLIterator object containing the sub-elements of the current element.
Example #1 Return the sub-elements of the current element
<?php
$xml = <<<XML
<books>
<book>
<title>PHP Basics</title>
<author>Jim Smith</author>
</book>
<book>XML basics</book>
</books>
XML;
$xmlIterator = new SimpleXMLIterator($xml);
for( $xmlIterator->rewind(); $xmlIterator->valid(); $xmlIterator->next() ) {
foreach($xmlIterator->getChildren() as $name => $data) {
echo "The $name is '$data' from the class " . get_class($data) . "\n";
}
}
?>
以上例程会输出：
The title is 'PHP Basics' from the class SimpleXMLIterator The author is 'Jim Smith' from the class SimpleXMLIterator