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Re: For loops trouble

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Daniel Johnson wrote in post #993238:
> I am trying to translate a program I have in Java into ruby and having
> trouble translating this for loop
>    for(int i = 0; a[i] < x;i++)
> I tried this
>    for i in a[i]...x
> but it produce some errors. Any help will be appreciated. Thank you.

Ruby has a for-in loop:

a = [2, 4, 1, 9, 6]
x = 7

for num in a
  break if num > x
  puts num
end

But a for-in loop calls each(), so ruby programmers just use each() 
directly:

a.each do |num|
  break if num > x
  puts num
end

-- 
Posted via http://www.ruby-forum.com/.

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Thread

For loops trouble Daniel Johnson <zaldivar1841@gmail.com> - 2011-04-16 13:27 -0500
  Re: For loops trouble Josh Cheek <josh.cheek@gmail.com> - 2011-04-16 13:36 -0500
    Re: For loops trouble Josh Cheek <josh.cheek@gmail.com> - 2011-04-16 13:38 -0500
  Re: For loops trouble 7stud -- <bbxx789_05ss@yahoo.com> - 2011-04-16 15:10 -0500
  Re: For loops trouble Christopher Dicely <cmdicely@gmail.com> - 2011-04-16 15:30 -0500
  Re: For loops trouble botp <botpena@gmail.com> - 2011-04-16 20:04 -0500

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