arc:try and arc:catch keywords to create an exception-handling block in a script. If any keyword inside the arc:try body throws an RSBException, the application looks for a matching arc:catch keyword inside the same scope and executes the catch body.
Parameters
NoneControl Attributes
NoneExample
Throw and catch an exception. Inside the scope of the keyword,arc:ecode and arc:emessage attributes are added to the current item and pushed out.