From: Simon Strandgaard <0bz63fz3m1qt3001@...>
Date: 2003-06-22T03:43:31+09:00
Subject: Re: reading text line

On Sat, 21 Jun 2003 21:21:24 +0200, Simon Strandgaard wrote:

> On Sat, 21 Jun 2003 11:39:20 +0000, Shashank Date wrote:
> 
>> 
>> "Shashank Date" <sdate@everestkc.net> wrote in message
>>> f = File.open("testfile","r")
>>> while(!f.eof)
>>>     s = f.gets
>>>     puts s
>>>     f.gets
>>> end
>>> f.close
>> 
>> Two one-liners (again ignoring exception handling, of course):
>> 
>> File.open("junk.txt","r") {|f| (puts f.gets; f.gets) while !f.eof}
>> 
>> File.readlines("junk.txt").each_with_index{|line,i| puts line if (i % 2 ==
>> 0)}
> 
> 
> file = __FILE__
> ok = true
> res = IO.readlines(file).reject { |obj| ok = !ok }
> p res 

Even better.. you can use 'partition' instead

file = __FILE__
ok = true
res1, res2 = IO.readlines(file).partition { |obj| ok = !ok }
p res1, res2 
 
--
Simon Strandgaard