<html>
<head>
<script type="text/javascript">
var txt=""
function message()
{
try
{
adddlert("Welcome guest!")
}
catch(err)
{
txt="此页面存在一个错误。\n\n"
txt+="错误描述: " + err.description + "\n\n"
txt+="点击OK继续。\n\n"
alert(txt)
}
}
</script>
</head>
<body>
<input type="button" value="View message" onclick="message()" />
</body>
</html> js try catch
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转载自yangbinfx.iteye.com/blog/2009386
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