XMLReader::isValid

(PHP 5 >= 5.1.0, PHP 7)

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

说明

public XMLReader::isValid ( void ) : bool

Returns a boolean indicating if the document being parsed is currently valid.

返回值

成功时返回 TRUE， 或者在失败时返回 FALSE。

范例

Example #1 Validating XML

<?php
$xml = XMLReader::open('test.xml');

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

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

注释

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

参见

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