Try It Yourself - Online HTML Editor

HTML Code

<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <title>Match \u2665</title>
</head>
<body>
  <h1>Heart symbol</h1>
  <pre id="out"></pre>
  <script>
    var msg = "I \u2665 JavaScript";
    var found = msg.match(/\u2665/);
    document.getElementById("out").textContent =
      msg + "\n" +
      "matched: " + found[0] + "\n" +
      "code point: U+2665";
  </script>
</body>
</html>

Lines: 0 | Characters: 0

Live Preview Auto-refresh on Run

JavaScript RegExp \uXXXX — heart symbol (Try It)