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>
  <parse title="API" displaytitle="API">
    <text xml:space="preserve">&lt;div class=&quot;center&quot; style=&quot;width:auto; margin-left:auto; margin-right:auto;&quot;&gt;
&lt;p&gt;이 문서는 위키 연습장입니다. 편집 기능을 마음껏 쓰실 수 있습니다.&lt;br /&gt;
&lt;big&gt;&lt;b&gt;단, 맨 윗줄은 지우지 말아 주십시오.&lt;/b&gt;&lt;/big&gt;&lt;br /&gt;
편집이 어려우시다면 &lt;a href=&quot;/wiki/%EB%8F%84%EC%9B%80%EB%A7%90:%EB%AA%A9%EC%B0%A8&quot; title=&quot;도움말:목차&quot;&gt;도움말&lt;/a&gt;  문서를 참고하십시오.&lt;br /&gt;
&lt;/p&gt;
&lt;/div&gt;
&lt;hr /&gt;

&lt;!-- 
NewPP limit report
CPU time usage: 0.009 seconds
Real time usage: 0.045 seconds
Preprocessor visited node count: 13/1000000
Preprocessor generated node count: 54/1000000
Post‐expand include size: 734/2097152 bytes
Template argument size: 0/2097152 bytes
Highest expansion depth: 3/40
Expensive parser function count: 0/100
--&gt;
</text>
    <langlinks />
    <categories />
    <links>
      <pl ns="12" exists="" xml:space="preserve">도움말:목차</pl>
    </links>
    <templates>
      <tl ns="4" exists="" xml:space="preserve">위키수인백과:Sandbox</tl>
      <tl ns="10" exists="" xml:space="preserve">틀:Sandbox</tl>
      <tl ns="10" exists="" xml:space="preserve">틀:연습장 안내</tl>
      <tl ns="10" exists="" xml:space="preserve">틀:\</tl>
    </templates>
    <images />
    <externallinks />
    <sections />
    <iwlinks />
    <properties />
  </parse>
</api>