SimpleXMLIterator::getChildren
(PHP 5 >= 5.1.0, PHP 7)
SimpleXMLIterator :: getChildren - 返回当前元素的子元素
描述
public SimpleXMLIterator SimpleXMLIterator::getChildren ( void )此方法返回包含当前SimpleXMLIterator元素的子元素的SimpleXMLIterator对象。
参数
该功能没有参数。
返回值
返回包含当前元素的子元素的SimpleXMLIterator对象。
例子
Example＃1 返回当前元素的子元素
<?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";
}
}
?>上面的例子将输出：
The title is 'PHP Basics' from the class SimpleXMLIterator
The author is 'Jim Smith' from the class SimpleXMLIterator← SimpleXMLIterator::current
SimpleXMLIterator::hasChildren →
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