SimpleXML 函数
PHP 手册

SimpleXMLElement::__construct

(PHP 5 >= 5.0.1)

SimpleXMLElement::__construct Creates a new SimpleXMLElement object

说明

SimpleXMLElement
__construct ( string $data [, int $options [, bool $data_is_url [, string $ns [, bool $is_prefix ]]]] )

Creates a new SimpleXMLElement object.

参数

data

A well-formed XML string or the path or URL to an XML document if data_is_url is TRUE.

options

Optionally used to specify additional Libxml parameters.

data_is_url

By default, data_is_url is FALSE. Use TRUE to specify that data is a path or URL to an XML document instead of string data.

ns

is_prefix

返回值

Returns a SimpleXMLElement object representing data .

错误/异常

Produces an E_WARNING error message for each error found in the XML data and throws an exception if errors were detected.

范例

Example #1 Create a SimpleXMLElement object

<?php

include 'example.php';

$sxe = new SimpleXMLElement($xmlstr);
echo 
$sxe->movie[0]->title;

?>

Example #2 Create a SimpleXMLElement object from a URL

<?php

$sxe 
= new SimpleXMLElement('http://example.org/document.xml'NULLTRUE);
echo 
$sxe->asXML();

?>

参见


SimpleXML 函数
PHP 手册