example_invalid.xml

c语言编写的xml解析器可以方便的遍历插入删除节点等操作的

<?xml version="1.0"?>
<!DOCTYPE example PUBLIC "" "example.dtd" [
<!ENTITY wwwmurrayc "http://www.murrayc.com">
]>

<example>
  <examplechild id="1">
    Some content. &quot;Some quoted content.&quot;
    <child_of_child/>
  </examplechild>
  <examplechild id="2">
       Some content. &wwwmurrayc;
    <child_of_child/>
  </examplechild>
</example>