DOMImplementation->hasFeature()

(no version information, might be only in CVS)

DOMImplementation->hasFeature() --  Test if the DOM implementation implements a specific feature

Beschreibung

class DOMImplementation {

bool hasFeature ( string feature, string version )

}

Test if the DOM implementation implements a specific feature.

You can find a list of all features in the Conformance section of the DOM specification.

Parameter Liste

feature

The feature to test.

version

The version number of the feature to test. In level 2, this can be either 2.0 or 1.0.

Rückgabewerte

Gibt bei Erfolg TRUE zurück, im Fehlerfall FALSE.

Beispiele

Beispiel 1. Testing your DOM Implementation

<?php

$features
= array(
  
'Core'           => 'Core module',
  
'XML'            => 'XML module',
  
'HTML'           => 'HTML module',
  
'Views'          => 'Views module',
  
'Stylesheets'    => 'Style Sheets module',
  
'CSS'            => 'CSS module',
  
'CSS2'           => 'CSS2 module',
  
'Events'         => 'Events module',
  
'UIEvents'       => 'User interface Events module',
  
'MouseEvents'    => 'Mouse Events module',
  
'MutationEvents' => 'Mutation Events module',
  
'HTMLEvents'     => 'HTML Events module',
  
'Range'          => 'Range module',
  
'Traversal'      => 'Traversal module'
);
               
foreach (
$features as $key => $name) {
  if (
DOMImplementation::hasFeature($key, '2.0')) {
    echo
"Has feature $name\n";
  } else {
    echo
"Missing feature $name\n";
  }
}

?>

Siehe auch

DOMNode->isSupported()

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Generated: 2007-01-26 17:56:59