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- <html>
- <head>
- <title>Testing getElementById with a try catch statement</title>
- </head>
- <body>
- <div id="foo">Some text</div>
- <script>
- try {
- document.getElementById(undefined);
- document.getElementsByClassName(undefined);
- document.getElementsByTagName(undefined);
- document.querySelector(undefined);
-
- } catch(err) {
- console.log('Error found: ' + err);
- throw new Error("I detect an error!");
- }
- document.getElementById('foo');
- </script>
- </body>
- </html>
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