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XMLReader::isValid

(PHP 5 >= 5.1.0, PHP 7, PHP 8)

XMLReader::isValid — Indicates if the parsed document is valid

Опис

public XMLReader::isValid(): bool

Returns a boolean indicating if the document being parsed is currently valid according to the DTD, or an XML or RelaxNG schema. If there is no schema, and the DTD validation option is not provided, this method will return false.

Параметри

У цієї функції немає параметрів.

Значення, що повертаються

Returns true when the document is valid or false otherwise.

Приклади

Приклад #1 Validating XML

<?php
$xml = XMLReader::open('examples/book-simple.xml');

// The validate parser option must be enabled for
// this method to work properly
$xml->setParserProperty(XMLReader::VALIDATE, true);

var_dump($xml->isValid());
?>

Примітки

Зауваження: This checks the current node, not the entire document.

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