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Dom\HTMLDocument::saveXmlFile

(PHP 8 >= 8.4.0)

Dom\HTMLDocument::saveXmlFile — Serializes the document as an XML file

说明

public Dom\HTMLDocument::saveXmlFile(string $filename, int $options = 0): int|false

Serializes the document as an XML file.

参数

filename: The path to the file to save to.
options: Additional Options. The LIBXML_NOEMPTYTAG and LIBXML_NOXMLDECL options are supported. Prior to PHP 8.3.0, only the LIBXML_NOEMPTYTAG option is supported.

返回值

The number of bytes written on success, or false on failure.

错误／异常

Throws a ValueError if filename is an empty string or contains any null bytes.

参见

Dom\HTMLDocument::saveXml() - Serializes the document as an XML string
Dom\HTMLDocument::saveHtmlFile() - Serializes the document as an HTML file