Answer by Håkon Hægland for Return or detach from Catalyst controller action?
According to the documentation for detach() :The same as forward(), but doesn't return to the previous actionwhen processing is finished. When called with no arguments it escapesthe processing chain...
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Let's assume I have the following action in a Catalyst::Controller that requires the parameter bar to be present. If this parameter is not given in the query I want to show an error message:sub foo :...
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