Throw Statement - MACROMEDIA FLASH 8-ACTIONSCRIPT 2.0 LANGUAGE Reference

trace("you pressed E or e");
break;
case "I" :
case "i" :
trace("you pressed I or i");
break;
default :
trace("you pressed some other key");
break;
}
};
Key.addListener(listenerObj);
See also
=== strict equality operator

throw statement

throw expression
Generates, or throws, an error that can be handled, or caught, by a
exception is not caught by a
to the Output panel.
Typically, you throw instances of the Error class or its subclasses (see the Example section).
Availability: ActionScript 1.0; Flash Player 7
Parameters
expression:Object
Example
In this example, a function named
it is a properly formatted e-mail address. If the string does not contain an @ symbol, the
function throws an error.
function checkEmail(email:String) {
if (email.indexOf("@") == -1) {
throw new Error("Invalid email address");
}
}
checkEmail("someuser_theirdomain.com");
The following code then calls the
string does not contain a valid e-mail address, the error message appears in a text
email_txt
field ( ).
error_txt
block, the string representation of the thrown value is sent
catch
- An ActionScript expression or object.
checkEmail()
checkEmail()
catch{}
checks whether the string that is passed to
function within a
try
code block. If an
code block. If the
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