Руководство по PHP
Пред.След.

DOMAttr->isId()

(no version information, might be only in CVS)

DOMAttr->isId() --  Checks if attribute is a defined ID

Описание

class DOMAttr {

bool isId ( void )

}

This function checks if the attribute is a defined ID.

According to the DOM standard this requires a DTD which defines the attribute ID to be of type ID. You need to validate your document with DOMDocument->validate() or DOMDocument::validateOnParse before using this function.

Возвращаемые значения

Возвращает TRUE в случае успешного завершения или FALSE в случае возникновения ошибки.

Примеры

Пример 1. DOMAttr->isId() Example

<?php

$doc = new DomDocument;

// We need to validate our document before refering to the id
$doc->validateOnParse = true;
$doc->Load('book.xml');

// We retrieve the attribute named id of the chapter element
$attr = $doc->getElementsByTagName('chapter')->item(0)->getAttributeNode('id');

var_dump($attr->isId()); // bool(true)

?>

Пред.НачалоСлед.
DOMAttr->__construct()Уровень вышеDOMCharacterData->appendData()