Try It Yourself - Online HTML Editor

HTML Code

<!DOCTYPE html>
<html>
<head>
  <style>#point::after{content:"\210D"}</style>
</head>
<body>
  <h1>Uppercase H Double Struck (ℍ)</h1>
  <p>Using Hex Code: &#x210D;</p>
  <p>Using Decimal: &#8461;</p>
  <p>Using Named Entity: &Hopf;</p>
  <p id=point>Using CSS Entity: </p>
  <p style="font-family:Cambria Math,serif">q ∈ ℍ</p>
</body>
</html>

Lines: 0 | Characters: 0

Live Preview Auto-refresh on Run

HTML Entity for Uppercase H Double Struck (ℍ)