On 27/05/2009, at 9:59 PM, Arunkumar B wrote:
> count=0
> line_text="<="
> word_arry.each {|word|
> count+=word.length
> if count > 40
> count=0
> line_text+="=>\n<="+word+" "
> else
> end_txt = (count > 38) ? word : word+" "
> line_text+=end_txt
> end
> }
> line_text+="=>"
>
> puts line_text
>
This goes to show very easily that you can write really bad code in
any language.
You have a beautiful set of iterators and other idiomatic ruby
available to you. Why on earth would you denigrate ruby to working
like a procedural language?
Julian.
----------------------------------------------
Learn: http://sensei.zenunit.com/
Last updated 20-May-09 (Rails, Basic Unix)
Blog: http://random8.zenunit.com/
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> On Wed, May 27, 2009 at 5:23 PM, Ruby One <[email protected]
> > wrote:
>
> Julian Leviston wrote:
> > Hi.
> >
> > I think what you want to do is word-wrapping across lines
> depending on
> > line length.
> >
> > Here's a pretty nice algorithm using a regular expression:
> >
> > class String
> > def word_wrap(line_length=80)
> > self.gsub(/(.{1,#{line_length}})(\s+|\Z)/, "\\1\n")
> > end
> > end
> >
> > What this does is put the word_wrap method onto the string class.
> >
> > So, you can do this:
> >
> > string_to_wrap = "Kid games need to be both fun and educational.
> Aimed
> > at ages pre-K through middle school, safe environment to discover
> > their abilities and learn new skills with interactive and fun
> computer
> > games. Our games build skills in math, logic, memory, vocabulary,
> > alphabet, spelling, geography, computer skills, color
> identification,
> > shape identification and other various problem solving. Our
> commitment
> > to parents, teachers, and kids, is to connect earning and skill
> > building with a sense of challenge, fun, and self esteem."
> >
> > puts string_to_wrap.wrap
> >
> > If you want to change the number of characters that it will wrap at
> > (ie line length), which defaults to 80... then specify it as an
> > argument:
> >
> > puts string_to_wrap.wrap(10)
> >
> > Good luck, and remember that when posting questions to this list,
> it's
> > really good to carefully prepare your question.
> >
> > Julian.
> >
> > ----------------------------------------------
> > Learn: http://sensei.zenunit.com/
> > Last updated 20-May-09 (Rails, Basic Unix)
> > Blog: http://random8.zenunit.com/
> > Twitter: http://twitter.com/random8r
>
>
> Thanks julian for your help almost at the end, little help more.
>
> i used your regular expression
>
> line_length = 40
> words = "Kid games need to be both fun and educational. Aimed at
> ages
> pre-K through middle school, safe environment to discover their
> abilities and learn new skills with interactive and fun computer
> games. Our games build skills in math, logic, memory, vocabulary,
> alphabet, spelling, geography, computer skills, color identification,
> shape identification and other various problem solving. Our commitment
> to parents, teachers, and kids, is to connect earning and skill
> building with a sense of challenge, fun, and self esteem."
>
> words = words.gsub(/(.{1,#{line_length}})(\s+|\Z)/, "<=\\1\n")
> words = words.sub('<=', '')
> abort words
>
> output
>
> Kid games need to be both fun and
> <=educational. Aimed at ages
> <=pre-K through middle school, safe
> <=environment to discover their
> <=abilities and learn new skills with
> <=interactive and fun computer
> <=games. Our games build skills in math,
> <=logic, memory, vocabulary,
> <=alphabet, spelling, geography, computer
> <=skills, color identification,
> <=shape identification and other various
> <=problem solving. Our commitment
> <=to parents, teachers, and kids, is to
> <=connect earning and skill
> <=building with a sense of challenge, fun,
> <=and self esteem.
>
> need to append "=>" at end of each line to like in startin.
>
> waiting for you last help
>
> Regards
> --
> Posted via http://www.ruby-forum.com/.
>
>
>
>
>
> --
> With regards,
> Arunkumar B.
> 9789980534.
> http://thinkingrails.blogspot.com
>
> >
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