W3School TIY Editor
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<!DOCTYPE html> <html> <body onload="checkCookies()"> <p id="demo"></p> <script> function checkCookies() { var text = ""; if (navigator.cookieEnabled == true) { text = "Cookies are enabled."; } else { text = "Cookies are not enabled."; } document.getElementById("demo").innerHTML = text; } </script> </body> </html>