DOMDocument::load

(PHP 5, PHP 7)

DOMDocument::load — Load XML from a file

说明

public DOMDocument::load ( string $filename [, int $options = 0 ] ) : mixed

Loads an XML document from a file.

Warning

Unix style paths with forward slashes can cause significant performance degradation on Windows systems; be sure to call realpath() in such a case.

参数

filename: The path to the XML document.
options: Bitwise OR of the libxml option constants.

返回值

成功时返回 TRUE，或者在失败时返回 FALSE。 If called statically, returns a DOMDocument 或者在失败时返回 FALSE.

错误／异常

If an empty string is passed as the filename or an empty file is named, a warning will be generated. This warning is not generated by libxml and cannot be handled using libxml's error handling functions.

此方法可以被静态调用,但会抛出一个 E_STRICT 错误。

范例

Example #1 Creating a Document

 <?php
$doc = new DOMDocument();
$doc->load('book.xml');
echo $doc->saveXML();
?>

参见

DOMDocument::loadXML() - Load XML from a string
DOMDocument::save() - Dumps the internal XML tree back into a file
DOMDocument::saveXML() - Dumps the internal XML tree back into a string

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