PHP. Учебник. 2005

DomElement->has_attribute()

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DomElement->has_attribute()

(no version information, might be only in CVS)DomElement->has_attribute() -- Checks to see if an attribute exists in the current node

Описание

class DomElement {


bool has_attribute ( string name )


}

- This functions checks to see if an attribute named name exists in the current node.

Список параметров

-

name

- The name of the tested attribute.

Возвращаемые значения

- Returns TRUE if the asked attribute exists, FALSE otherwise.

Примеры

-

Пример 1. Testing the existence of an attribute

<?php

include("example.inc");

if (!$dom = domxml_open_mem($xmlstr)) {
echo "Error while parsing the document\n";
exit;
}

$root = $dom->document_element();

$buffer = '<html';
if ($root->has_attribute('language')) {
$buffer .= 'lang="' . $root->get_attribute('language') . '"';
}
$buffer .= '>';

?>

Migrating to PHP 5

- Use DOMElement->hasAttribute().

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DomElement->get_elements_by_tagname()

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DomElement->remove_attribute() 22222

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