<?xml version="1.0" encoding="utf-8"?>
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title>Selection drag and drop from number to text input</title>
<style type="text/css">
input[placeholder]
	{width:300px;
	height:100px;
	margin-top:20px;}
</style>
</head>
<body onload="document.querySelector('input').select()">
<p>Drag selected number to the input below. Copy of selection should end up in the input once you drop it there.</p>
<p><input type="number" value="123456789"/></p>
<p><input placeholder="Drop selection here"/></p>
</body>
</html>