SimpleXMLIterator::getChildren

(PHP 5, PHP 7, PHP 8)

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

说明

public SimpleXMLIterator::getChildren(): SimpleXMLIterator

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

参数

此函数没有参数。

返回值

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

范例

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;

$xmlIterator = new SimpleXMLIterator($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

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