<!DOCTYPE html>
<html lang="en-US">
<head>
<style>
#point:after{
content:"\0225E";
}
</style>
</head>
<body>
<p>Measured By using Hexa Decimal: ≞</p>
<p>Measured By using HTML Code: ≞</p>
<p id="point">Measured By using CSS Entity: </p>
</body>
</html>