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Checks to see if an attribute exists in the current node


DomElement->has_attribute

(PHP 4 >= 4.1.0)

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

Description

bool DomElement::has_attribute ( string $name )

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

Parameters

name

The name of the tested attribute.

Return Values

Returns TRUE if the asked attribute exists, FALSE otherwise.

Examples

Example #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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