CodePen Embed - JS-p2-onload-onerror -ex4

<script>
window.onerror = function(message, url, line, col, errorObj) {
  alert(`${message}\n${url}, ${line}:${col}`);
};
</script>
<script src="/article/onload-onerror/crossorigin/error.js"></script>

// 📁 error.js
noSuchFunction();

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