From: email55555@...
Date: 2005-10-04T23:56:49+09:00
Subject: Re: Splitting a string with escapable separator?

Without 1.9 lookback, you could try:
'Hello\,World,Hi'.scan(/(?:\\,|[^,])+/).map {|e| e.tr('\\','')}
=> ["Hello,World", "Hi"]


Michael Schuerig wrote:
> I'm trying to come up with an *elegant* way to split a string into an
> array at a separator with the additional feature that the separators
> can be escaped. It should work like this
>
>   "Hello\, World,Hi".split_escapable(',' '\')
>   # => ["Hello, World", "Hi"]
>
> Through a number of permutations with regexps, scan and the rest of the
> family, I was unable to find a solution. I could parse the given string
> myself, going though it character by character, but I'd prefer a less
> pedestrian approach.
>
> Michael
>
> --
> Michael Schuerig                       All good people read good books
> mailto:michael@schuerig.de                Now your conscience is clear
> http://www.schuerig.de/michael/ --Tanita Tikaram, Twist In My Sobriety