JavaScript DHTML/Node Operation/canHaveHTML
"canHaveHTML" Example
<source lang="html4strict">
<html> <body id="myBody"> <button onclick="alert(myBody.canHaveHTML);"> Can BODY Have HTML </button> <input type="text"
id="myText" value="This cannot have children!" style="width:200;">
<button onclick="alert(myText.canHaveHTML);"> Can INPUT Have HTML </button> </body> </html>
</source>