DOMNode::getNodePath()
(PHP 5 >= 5.2.0, PHP 7)
Get an XPath for a node
说明
public DOMNode::getNodePath(void): string
Gets an XPath location path for the node.
参数
此函数没有参数。
返回值
Returns a string containing the XPath, or NULL
in case of an error.
范例
Example #1 DOMNode::getNodePath() example
<?php // Create a new DOMDocument instance $dom = new DOMDocument; // Load the XML $dom->loadXML(' <fruits> <apples> <apple>braeburn</apple> <apple>granny smith</apple> </apples> <pears> <pear>conference</pear> </pears> </fruits> '); // Print XPath for each element foreach ($dom->getElementsByTagName('*') as $node) { echo $node->getNodePath() . "\n"; } ?>
以上例程会输出:
/fruits /fruits/apples /fruits/apples/apple[1] /fruits/apples/apple[2] /fruits/pears /fruits/pears/pear
参见
- DOMXPath