On 30 Oct 2007 at 9:31, Kevin Viel wrote: > > -----Original Message----- > > From: Kaushal Shriyan [mailto:[EMAIL PROTECTED] > > Sent: Monday, October 29, 2007 11:25 PM > > To: beginners@perl.org > > Subject: Re: Hash Variables > > > > I am referring to perldoc perlintro > > my %fruit_color = ("apple", "red", "banana", "yellow"); > > > > You can use whitespace and the "=>" operator to lay them out > > more nicely: > > > > my %fruit_color = ( > > apple => "red", > > banana => "yellow", > > ); > > > > I know to use the Fat Comma Operator, How can one use the > > whitespace to lay the Hash Key/Values Pair. Please explain me > > with the above example. > > First, I must confess that I am unsure of the effect of not placing > "apple" and "banana" in quotation marks (but this is the place to get > opinions <g>).
In front of the fat coma if it looks like a word its automatically quoted. "Looks as a word" in this case includes -word. > Taking the style from SAS macro calls, I might write: > > my %fruit_color = ( apple => "red" > , banana => "yellow" > , > ) ; > > The Llama book states that the last comma is "harmless, but > convenient". I might be inclined to avoid it (but I need to test it): > > my %fruit_color = ( apple => "red" > , banana => "yellow" > ) ; Sure, you can use it, you can skip it, whichever works better for you. (I find this style ... erm ... strange, but that's your decision.) Jenda ===== [EMAIL PROTECTED] === http://Jenda.Krynicky.cz ===== When it comes to wine, women and song, wizards are allowed to get drunk and croon as much as they like. -- Terry Pratchett in Sourcery -- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED] http://learn.perl.org/
