Hi Peter,
Thanks a lot. That was really useful.
Do you know where I can more information on referencing and dereferencing of
array elements on the web. I suspect I may have lot of problems without
understanding the concept clearly.
Regards,
Sharat
>From: "Peter Cornelius" <[EMAIL PROTECTED]>
>To: "Sharat Hegde" <[EMAIL PROTECTED]>, <[EMAIL PROTECTED]>
>Subject: RE: List of Associative Arrays
>Date: Mon, 17 Dec 2001 20:56:45 -0800
>
>
> >I initiatize the list with:
> > @MainList = ();
>
>Looks good.
>
> >To add elements, I am doing:
> > push(@MainList, [%ElementAssocArray]);
>
>Not quite right. Loose the square brackets and take a reference to the
>hash.
>
>push (@MainList, \%ElementAssocArray);
>
> >To access each element (for example the 1st element), I plan to do:
> > %myElement = %MainList(0);
>
>You will need to use the square brackets here for an array index, not
>parens. And you will need to add a dereference to the hash from above.
>
>%myElement = %{$MainList[0]};
>
> >To access elements in the associative element list, I will do:
> > $myAge = %myElement{"Age"};
>
>Almost. Perl currently has this interesting concept that the sigil (the
>leading character in a variable name) should indicate the data type being
>accessed. That means a hash may be %hash, but a hash element is, by
>definition, a scalar so it turns into $hash{key}. You also don't need to
>double quote a string when it's a hash key. So try:
>
>$myAge = $myElement{Age};
>
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