DOM-XML-Funktionen
PHP Manual

DomElement->has_attribute

(PHP 4 >= 4.1.0)

DomElement->has_attribute Checks to see if an attribute exists in the current node

Beschreibung

bool has_attribute ( string $name )

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

Parameter-Liste

name

The name of the tested attribute.

Rückgabewerte

Returns TRUE if the asked attribute exists, FALSE otherwise.

Beispiele

Beispiel #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.


DOM-XML-Funktionen
PHP Manual