Php/docs/domdocument.validate

• PHP Manual
• DOMDocument
• Validates the document based on its DTD

DOMDocument::validate

(PHP 5, PHP 7)

DOMDocument::validate — Validates the document based on its DTD

说明

public DOMDocument::validate ( ) : bool

Validates the document based on its DTD.

You can also use the validateOnParse property of DOMDocument to make a DTD validation.

返回值

成功时返回 true， 或者在失败时返回 false。 If the document has no DTD attached, this method will return false.

范例

Example #1 Example of DTD validation

<?php$dom = new DOMDocument;$dom->load('book.xml');if ($dom->validate()) {    echo "This document is valid!\n";}?>

You can also validate your XML file while loading it:

<?php$dom = new DOMDocument;$dom->validateOnParse = true;$dom->load('book.xml');?>

参见

• DOMDocument::schemaValidate() - Validates a document based on a schema. Only XML Schema 1.0 is supported.
• DOMDocument::schemaValidateSource() - Validates a document based on a schema
• DOMDocument::relaxNGValidate() - Performs relaxNG validation on the document
• DOMDocument::relaxNGValidateSource() - Performs relaxNG validation on the document