1 <html xmlns=
"http://www.w3.org/1999/xhtml">
2 <head contenteditable=
"true">
3 <script type=
"text/javascript">
6 getSelection().collapse(document
.body
, document
.body
.childNodes
.length
);
7 const r
= document
.createRange();
8 r
.selectNode(document
.body
);
11 document
.execCommand("selectAll");
18 <body onload=
"onLoad();" contenteditable=
"true"></body>