<html>
<body>
<script type="text/javascript">
var x=prompt("½Ð¿é¤J0¨ì10¤§¶¡ªº¤@ӼƦr:","")
try
{
if(x>10)
throw "Err1"
else if(x<0)
throw "Err2"
}
catch(er)
{
if(er=="Err1")
alert("¿ù»~¡I ȤӤj¤F")
if(er == "Err2")
alert("¿ù»~¡I ȤӤp¤F")
}
</script>
</body>
</html>
<!----------------------------------- try catch ------------------------------------------->
<html>
<head>
<script type="text/javascript">
var txt=""
function message()
{
try
{
adddlert("Welcome guest!")
}
catch(err)
{
txt="¦¹¶±¦s¦b¤@Ó¿ù»~¡C\n\n"
txt+="¿ù»~´yz: " + err.description + "\n\n"
txt+="ÂIÀ»OKÄ~Äò¡C\n\n"
alert(txt)
}
}
</script>
</head>
<body>
<input type="button" value="View message" onclick="message()" />
</body>
</html>
<!-- try catch 2 with more handle -------------------------------------->
<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="http://www.ptpress.com.cn/"
}
}
}
</script>
</head>
<body>
<input type="button" value="View message" onclick="message()" />
</body>
</html>
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