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<!DOCTYPE html>
<html>
<body>
​
<p>Click the button to display the unicode of the first character in the string "HELLO WORLD".</p>
​
<button onclick="myFunction()">Try it</button>
​
<p id="demo"></p>
​
<script>
function myFunction() {
  var str = "HELLO WORLD";
  var n = str.charCodeAt(0);
  document.getElementById("demo").innerHTML = n;
}
</script>
​
</body>
​
<!-- Mirrored from www.w3schools.com/jsref/tryit.asp?filename=tryjsref_charcodeat by HTTrack Website Copier/3.x [XR&CO'2014], Mon, 27 Jan 2020 03:01:37 GMT -->
</html>
​
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