PHP 8.3.0 RC 6 available for testing

SimpleXMLElement::getChildren

(No version information available, might only be in Git)

SimpleXMLElement::getChildrenReturns the sub-elements of the current element

说明

public SimpleXMLElement::getChildren(): ?SimpleXMLElement
警告

Prior to PHP 8.0, SimpleXMLElement::getChildren() was only declared on the subclass SimpleXMLIterator.

This method returns a SimpleXMLElement object containing sub-elements of the current SimpleXMLElement element.

参数

此函数没有参数。

返回值

Returns a SimpleXMLElement object containing the sub-elements of the current element.

示例

示例 #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;

$xmlElement = new SimpleXMLElement($xml);
for (
$xmlElement->rewind(); $xmlElement->valid(); $xmlElement->next()) {
foreach(
$xmlElement->getChildren() as $name => $data) {
echo
"The $name is '$data' from the class " . get_class($data) . "\n";
}
}
?>

以上示例会输出:

 
The title is 'PHP Basics' from the class SimpleXMLElement
The author is 'Jim Smith' from the class SimpleXMLElement

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