Php/docs/domnode.getlineno

• PHP Manual
• DOMNode
• Get line number for a node

DOMNode::getLineNo

(PHP 5 >= 5.3.0, PHP 7)

DOMNode::getLineNo — Get line number for a node

说明

public DOMNode::getLineNo ( ) : int

Gets line number for where the node is defined.

参数

此函数没有参数。

返回值

Always returns the line number where the node was defined in.

范例

Example #1 DOMNode::getLineNo() example

<?php// XML dump for below example$xml = <<<XML<?xml version="1.0" encoding="utf-8"?><root>    <node /></root>XML;// Create a new DOMDocument instance$dom = new DOMDocument;// Load the XML$dom->loadXML($xml);// Print where the line where the 'node' element was defined inprintf('The <node> tag is defined on line %d', $dom->getElementsByTagName('node')->item(0)->getLineNo());?>

以上例程会输出：

The <node> tag is defined in line 3