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<!DOCTYPE html>
<html>
<body>
​
<h2>JavaScript Confirm Box</h2>
​
​
<button onclick="myFunction()">Try it</button>
​
<p id="demo"></p>
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<script>
function myFunction() {
  var txt;
  if (confirm("Press a button!")) {
    txt = "You pressed OK!";
  } else {
    txt = "You pressed Cancel!";
  }
  document.getElementById("demo").innerHTML = txt;
}
</script>
​
</body>
​
<!-- Mirrored from www.w3schools.com/js/tryit.asp?filename=tryjs_confirm by HTTrack Website Copier/3.x [XR&CO'2014], Mon, 27 Jan 2020 02:40:15 GMT -->
</html>
​
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