代码示例:(标识:jsck_error_uri)
<!DOCTYPE html>
<html>
<body>

<h1>JavaScript 错误</h1>

<p>某些字符不能被 URI 解码:</p>

<p id="demo"></p>

<script>
try {
  decodeURI("%%%");
}
catch(err) {
  document.getElementById("demo").innerHTML = err.name;
}
</script>

</body>
</html>
运行结果: