DOMDocument
PHP Manual

DOMDocument::createElement

(PHP 5, PHP 7)

DOMDocument::createElementCreate new element node

说明

public DOMElement DOMDocument::createElement ( string $name [, string $value ] )

This function creates a new instance of class DOMElement. 此节点出现在文档中,除非是用诸如 DOMNode->appendChild() 等函数来将其插入。

参数

name

The tag name of the element.

value

The value of the element. By default, an empty element will be created. The value can also be set later with DOMElement::$nodeValue.

返回值

Returns a new instance of class DOMElement or FALSE if an error occurred.

错误/异常

DOM_INVALID_CHARACTER_ERR

Raised if name contains an invalid character.

范例

Example #1 Creating a new element and inserting it as root

<?php

$dom 
= new DOMDocument('1.0''utf-8');

$element $dom->createElement('test''This is the root element!');

// We insert the new element as root (child of the document)
$dom->appendChild($element);

echo 
$dom->saveXML();
?>

以上例程会输出:

<?xml version="1.0" encoding="utf-8"?>
<test>This is the root element!</test>

注释

Note:

The value will not be escaped. Use DOMDocument::createTextNode() to create a text node with escaping support.

参见


DOMDocument
PHP Manual