Josselin wrote:

> In all  examples I can see in my book about 'case ..' 'when..' 'then.. '
> there is only one statement after the 'when..'  I understand using 
> 'then' if the statement is on the same line as 'when', BUT
> can I write multiple statements after the 'when' ?
> 
> like that :
> 
> case 'a'
>     when 'a1'
>         puts..
>         puts ...
>     return
>     when 'a2'
>         puts ...
>         puts ...
>         puts ...
>     return
>     when 'a3'  then puts ...
>     else
>         puts ...
>         puts  ...
> end

Try it!
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