Sort lines alpahetically

From the commandline :-
   sort fileName

or if you must do it from ruby
   `sort #{filename}`

or if you really don't want to break out to another utility

IO.read( fileName).split.sort

John Carter Phone : (64)(3) 358 6639
Tait Electronics Fax : (64)(3) 359 4632
PO Box 1645 Christchurch Email : john.carter@tait.co.nz
New Zealand

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On Wed, 16 Jan 2008, Junkone wrote:

What is the fastest way to sort all the lines of a file alphabetically.