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Tryit: JAVASCRIPT
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<!DOCTYPE html> <html> <body> <h2>JavaScript 错误</h2> <p>在此示例中，我们将“alert”写为“adddlert”以故意产生错误。</p> <p>Error 对象的 name 属性返回错误的名称，message 属性返回错误的描述：</p> <p id="demo" style="color:red"></p> <script> try { adddlert("Welcome guest!"); } catch(err) { document.getElementById("demo").innerHTML = err.name + "<br>" + err.message; } </script> </body> </html>