tryit_view.asp@filename=tryjs_try_catch2
来自「W3Schools tutorial..web designing」· ASP@FILENAME=TRYJS_TRY_CATCH2 代码 · 共 30 行
ASP@FILENAME=TRYJS_TRY_CATCH2
30 行
<html>
<head>
<script type="text/javascript">
var txt=""
function message()
{
try
{
adddlert("Welcome guest!");
}
catch(err)
{
txt="There was an error on this page.\n\n";
txt+="Click OK to continue viewing this page,\n";
txt+="or Cancel to return to the home page.\n\n";
if(!confirm(txt))
{
document.location.href="../default.htm";
}
}
}
</script>
</head>
<body>
<input type="button" value="View message" onclick="message()" />
</body>
</html>
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