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<!DOCTYPE html>
<html>
<body>
​
<h2>JavaScript Error Handling</h2>
​
<p>This example demonstrates how to use <b>catch</b> to diplay an error.</p>
​
<p id="demo"></p>
​
<script>
try {
  adddlert("Welcome guest!");
}
catch(err) {
  document.getElementById("demo").innerHTML = err.message;
}
</script>
​
</body>
​
<!-- Mirrored from www.w3schools.com/js/tryit.asp?filename=tryjs_try_catch by HTTrack Website Copier/3.x [XR&CO'2014], Mon, 27 Jan 2020 02:28:15 GMT -->
</html>
​
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