Answer: How do I add commas to a number?

sub addcommas{
   my ($text)=@_;
   $text=reverse $text;
   $text=~s/(\d\d\d)(?=\d)(?!\d*\.)/$1,/g;
   $text=scalar reverse $text;
   return $text;
}
[download]

Comment on Answer: How do I add commas to a number? Download Code

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Re: Answer: How do I add commas to a number? by Anonymous Monk on Dec 12, 2001 at 20:39 UTC
Very inefficient! Use: `$commas=~ s/^(-?\d+)(\d{3})/$1,$2/;` [download] One line does it all. `hawk@rthawk.com`	[reply] [d/l]
Re: Re: Answer: How do I add commas to a number? by Biker (Priest) on Dec 12, 2001 at 20:49 UTC
What happens if your value is 1_000_000 ? "Livet är hårt" sa bonden. "Grymt" sa grisen...	[reply]
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