[ic] Little puzzle for Perl gurus

[interchange-users@icdevgroup.org (interchange-users@icdevgroup.org)]

On Tue, Sep 17, 2002 at 12:44:19PM +0100, marc.brevoort wrote:
> Hello,
> 
> Sorry, this is more of a Perl issue than Interchange, 
> but I'm stumped here. 
> 
> The following gives me the result I expected:
> 
> ##########################################
> sub do_order_action { 
>         my $page="";
> 
>         my ($ordernumber,$orderline,%subref,%CGI)=@_;

    That's risky, better to pass in refs, eg \%subref, \%CGI.
> 
> After swapping the last two subroutine parameters both
> in the sub and the call to it, the function outputs:

That's why.


> 
> Although things seem to work OK in the first version, 
> I think it's a bit creepy to not understand why swapping 
> the parameters makes a difference. What am I missing?


Try ::logGlobal("do_order_action: ("."@_".")");

to see what you are getting.


> 
> Regards,
> 
> Marc Brevoort
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> 

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