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<!DOCTYPE html>
<html>
<body>
​
<p>Click the button to convert variables to numbers.</p>
​
<button onclick="myFunction()">Try it</button>
​
<p id="demo"></p>
​
<script>
function myFunction() {
  var x1 = true;
  var x2 = false;
  var x3 = new Date();
  var x4 = "999";
  var x5 = "999 888";
​
  var n = 
  Number(x1) + "<br>" + 
  Number(x2) + "<br>" + 
  Number(x3) + "<br>" + 
  Number(x4) + "<br>" + 
  Number(x5);
  document.getElementById("demo").innerHTML = n;
}
</script>
​
</body>
​
<!-- Mirrored from www.w3schools.com/jsref/tryit.asp?filename=tryjsref_number by HTTrack Website Copier/3.x [XR&CO'2014], Mon, 27 Jan 2020 03:01:29 GMT -->
</html>
​
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