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<!DOCTYPE html> <html> <body> <h1>The Document Object</h1> <h2>The hasFocus() Method</h2> <p>Click inside this document to get focus.<br> Click outside this document to lose focus.</p> <p id="demo"></p> <script> setInterval("myFunction()", 1); function myFunction() { let text; if (document.hasFocus()) { text = "The document has focus."; } else { text = "The document does NOT have focus."; } document.getElementById("demo").innerHTML = text; } </script> </body> </html>
