Warning: An old copy of the MonoBook skin was found in your skins/ directory. You should remove it to avoid problems in the future.See https://www.mediawiki.org/wiki/Manual:Skin_autodiscovery for details. [Called from SkinFactory::getLegacySkinNames in /home/chwuneed/art.hungwen.com/tw/includes/skins/SkinFactory.php at line 123] in /home/chwuneed/art.hungwen.com/tw/includes/debug/MWDebug.php on line 302

Warning: An old copy of the Vector skin was found in your skins/ directory. You should remove it to avoid problems in the future.See https://www.mediawiki.org/wiki/Manual:Skin_autodiscovery for details. [Called from SkinFactory::getLegacySkinNames in /home/chwuneed/art.hungwen.com/tw/includes/skins/SkinFactory.php at line 123] in /home/chwuneed/art.hungwen.com/tw/includes/debug/MWDebug.php on line 302

Warning: An old copy of the CologneBlue skin was found in your skins/ directory. You should remove it to avoid problems in the future.See https://www.mediawiki.org/wiki/Manual:Skin_autodiscovery for details. [Called from SkinFactory::getLegacySkinNames in /home/chwuneed/art.hungwen.com/tw/includes/skins/SkinFactory.php at line 123] in /home/chwuneed/art.hungwen.com/tw/includes/debug/MWDebug.php on line 302

Warning: An old copy of the Modern skin was found in your skins/ directory. You should remove it to avoid problems in the future.See https://www.mediawiki.org/wiki/Manual:Skin_autodiscovery for details. [Called from SkinFactory::getLegacySkinNames in /home/chwuneed/art.hungwen.com/tw/includes/skins/SkinFactory.php at line 123] in /home/chwuneed/art.hungwen.com/tw/includes/debug/MWDebug.php on line 302

Warning: Parameter 1 to YouTube::registerTags() expected to be a reference, value given in /home/chwuneed/art.hungwen.com/tw/includes/Hooks.php on line 204
MediaWiki API Result
You are looking at the HTML representation of the XML format.
HTML is good for debugging, but is unsuitable for application use.
Specify the format parameter to change the output format.
To see the non HTML representation of the XML format, set format=xml.
See the complete documentation, or API help for more information. 
<?xml version="1.0"?>
<api>
  <warnings>
    <expandtemplates xml:space="preserve">Because no values have been specified for the prop parameter, a legacy format has been used for the output. This format is deprecated, and in the future, a default value will be set for the prop parameter, causing the newformat to always be used.</expandtemplates>
  </warnings>
  <expandtemplates xml:space="preserve">[[:My wiki:Sandbox]]</expandtemplates>
</api>