HTML Code

<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <title>caretPositionFromPoint click</title>
  <style>
    body { font-family: system-ui, sans-serif; padding: 1.5rem; }
    p { cursor: text; line-height: 1.6; max-width: 32rem; }
    pre { margin-top: 1rem; padding: 0.75rem; border: 1px solid #ccc; }
  </style>
</head>
<body>
  <p id="para">Click anywhere in this paragraph to see the caret position at that point.</p>
  <pre id="out">Click the paragraph above</pre>
  <script>
    var para = document.getElementById("para");
    var out = document.getElementById("out");
    para.addEventListener("click", function (e) {
      if (typeof document.caretPositionFromPoint !== "function") {
        out.textContent = "document.caretPositionFromPoint not supported";
        return;
      }
      var pos = document.caretPositionFromPoint(e.clientX, e.clientY);
      if (!pos) {
        out.textContent = "null (no caret at this point)";
        return;
      }
      out.textContent = JSON.stringify({
        nodeName: pos.offsetNode.nodeName,
        nodeType: pos.offsetNode.nodeType,
        offset: pos.offset
      }, null, 2);
    });
  </script>
</body>
</html>

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Document.caretPositionFromPoint — click handler (Try It)