On May 19, 1:02 pm, Raúl Núñez de Arenas Coronado <[email protected]>
wrote:
> > You just need to make sure the function returns a null string!
>
> Just curious: why has the function to return null? Is it a requirement
> or just that usually you don't want anything inserted after using the
> expression register?
>
Exactly that. If you WANT text inserted by the function, by all means
have it return something rather than resorting to other methods. If
all you want to do is call a function, without affecting the text,
make sure it returns an empty string.
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